1994264916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 5542742016

約数和(自身を除く): 3548477100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 67, 84, 98, 134, 147, 196, 201, 223, 227, 268, 294, 402, 446, 454, 469, 588, 669, 681, 804, 892, 908, 938, 1338, 1362, 1407, 1561, 1589, 1876, 2676, 2724, 2814, 3122, 3178, 3283, 4683, 4767, 5628, 6244, 6356, 6566, 9366, 9534, 9849, 10927, 11123, 13132, 14941, 15209, 18732, 19068, 19698, 21854, 22246, 29882, 30418, 32781, 33369, 39396, 43708, 44492, 44823, 45627, 50621, 59764, 60836, 65562, 66738, 89646, 91254, 101242, 104587, 106463, 131124, 133476, 151863, 179292, 182508, 202484, 209174, 212926, 303726, 313761, 319389, 354347, 418348, 425852, 607452, 627522, 638778, 708694, 732109, 745241, 1063041, 1255044, 1277556, 1417388, 1464218, 1490482, 2126082, 2196327, 2235723, 2480429, 2928436, 2980964, 3391607, 4252164, 4392654, 4471446, 4960858, 6783214, 7441287, 8785308, 8942892, 9921716, 10174821, 13566428, 14882574, 20349642, 23741249, 29765148, 40699284, 47482498, 71223747, 94964996, 142447494, 166188743, 284894988, 332377486, 498566229, 664754972, 997132458, 1994264916]

約数ペア:

[(1, 1994264916), (2, 997132458), (3, 664754972), (4, 498566229), (6, 332377486), (7, 284894988), (12, 166188743), (14, 142447494), (21, 94964996), (28, 71223747), (42, 47482498), (49, 40699284), (67, 29765148), (84, 23741249), (98, 20349642), (134, 14882574), (147, 13566428), (196, 10174821), (201, 9921716), (223, 8942892), (227, 8785308), (268, 7441287), (294, 6783214), (402, 4960858), (446, 4471446), (454, 4392654), (469, 4252164), (588, 3391607), (669, 2980964), (681, 2928436), (804, 2480429), (892, 2235723), (908, 2196327), (938, 2126082), (1338, 1490482), (1362, 1464218), (1407, 1417388), (1561, 1277556), (1589, 1255044), (1876, 1063041), (2676, 745241), (2724, 732109), (2814, 708694), (3122, 638778), (3178, 627522), (3283, 607452), (4683, 425852), (4767, 418348), (5628, 354347), (6244, 319389), (6356, 313761), (6566, 303726), (9366, 212926), (9534, 209174), (9849, 202484), (10927, 182508), (11123, 179292), (13132, 151863), (14941, 133476), (15209, 131124), (18732, 106463), (19068, 104587), (19698, 101242), (21854, 91254), (22246, 89646), (29882, 66738), (30418, 65562), (32781, 60836), (33369, 59764), (39396, 50621), (43708, 45627), (44492, 44823)]