19809579664

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:766

約数の個数: 240

約数和(自身を含む): 50212768320

約数和(自身を除く): 30403188656

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 137, 152, 196, 238, 266, 272, 274, 304, 323, 392, 476, 532, 548, 571, 646, 784, 833, 931, 952, 959, 1064, 1096, 1142, 1292, 1666, 1862, 1904, 1918, 2128, 2192, 2261, 2284, 2329, 2584, 2603, 3332, 3724, 3836, 3997, 4522, 4568, 4658, 5168, 5206, 6664, 6713, 7448, 7672, 7994, 9044, 9136, 9316, 9707, 10412, 10849, 13328, 13426, 14896, 15344, 15827, 15988, 16303, 18088, 18221, 18632, 19414, 20824, 21698, 26852, 27979, 31654, 31976, 32606, 36176, 36442, 37264, 38828, 41648, 43396, 44251, 53704, 55958, 63308, 63952, 65212, 67949, 72884, 75943, 77656, 78227, 86792, 88502, 107408, 111916, 114121, 126616, 127547, 130424, 135898, 145768, 151886, 155312, 156454, 173584, 177004, 184433, 223832, 228242, 253232, 255094, 260848, 271796, 291536, 303772, 309757, 312908, 354008, 368866, 447664, 456484, 475643, 510188, 531601, 543592, 547589, 607544, 619514, 625816, 708016, 737732, 912968, 951286, 1020376, 1063202, 1087184, 1095178, 1215088, 1239028, 1251632, 1291031, 1329859, 1475464, 1486313, 1825936, 1902572, 2040752, 2126404, 2168299, 2190356, 2478056, 2582062, 2659718, 2950928, 2972626, 3805144, 3833123, 4252808, 4336598, 4380712, 4956112, 5164124, 5319436, 5945252, 7610288, 7666246, 8505616, 8673196, 8761424, 9037217, 9309013, 10328248, 10404191, 10638872, 11890504, 15332492, 17346392, 18074434, 18618026, 20656496, 20808382, 21277744, 23781008, 25267321, 30664984, 34692784, 36148868, 37236052, 41616764, 50534642, 61329968, 65163091, 72297736, 72829337, 74472104, 83233528, 101069284, 130326182, 144595472, 145658674, 148944208, 166467056, 176871247, 202138568, 260652364, 291317348, 353742494, 404277136, 521304728, 582634696, 707484988, 1042609456, 1165269392, 1238098729, 1414969976, 2476197458, 2829939952, 4952394916, 9904789832, 19809579664]

約数ペア:

[(1, 19809579664), (2, 9904789832), (4, 4952394916), (7, 2829939952), (8, 2476197458), (14, 1414969976), (16, 1238098729), (17, 1165269392), (19, 1042609456), (28, 707484988), (34, 582634696), (38, 521304728), (49, 404277136), (56, 353742494), (68, 291317348), (76, 260652364), (98, 202138568), (112, 176871247), (119, 166467056), (133, 148944208), (136, 145658674), (137, 144595472), (152, 130326182), (196, 101069284), (238, 83233528), (266, 74472104), (272, 72829337), (274, 72297736), (304, 65163091), (323, 61329968), (392, 50534642), (476, 41616764), (532, 37236052), (548, 36148868), (571, 34692784), (646, 30664984), (784, 25267321), (833, 23781008), (931, 21277744), (952, 20808382), (959, 20656496), (1064, 18618026), (1096, 18074434), (1142, 17346392), (1292, 15332492), (1666, 11890504), (1862, 10638872), (1904, 10404191), (1918, 10328248), (2128, 9309013), (2192, 9037217), (2261, 8761424), (2284, 8673196), (2329, 8505616), (2584, 7666246), (2603, 7610288), (3332, 5945252), (3724, 5319436), (3836, 5164124), (3997, 4956112), (4522, 4380712), (4568, 4336598), (4658, 4252808), (5168, 3833123), (5206, 3805144), (6664, 2972626), (6713, 2950928), (7448, 2659718), (7672, 2582062), (7994, 2478056), (9044, 2190356), (9136, 2168299), (9316, 2126404), (9707, 2040752), (10412, 1902572), (10849, 1825936), (13328, 1486313), (13426, 1475464), (14896, 1329859), (15344, 1291031), (15827, 1251632), (15988, 1239028), (16303, 1215088), (18088, 1095178), (18221, 1087184), (18632, 1063202), (19414, 1020376), (20824, 951286), (21698, 912968), (26852, 737732), (27979, 708016), (31654, 625816), (31976, 619514), (32606, 607544), (36176, 547589), (36442, 543592), (37264, 531601), (38828, 510188), (41648, 475643), (43396, 456484), (44251, 447664), (53704, 368866), (55958, 354008), (63308, 312908), (63952, 309757), (65212, 303772), (67949, 291536), (72884, 271796), (75943, 260848), (77656, 255094), (78227, 253232), (86792, 228242), (88502, 223832), (107408, 184433), (111916, 177004), (114121, 173584), (126616, 156454), (127547, 155312), (130424, 151886), (135898, 145768)]