20016576

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 168

約数和(自身を含む): 63398400

約数和(自身を除く): 43381824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 59, 62, 64, 72, 76, 93, 96, 114, 118, 124, 144, 152, 171, 177, 186, 192, 228, 236, 248, 279, 288, 304, 342, 354, 372, 456, 472, 496, 531, 558, 576, 589, 608, 684, 708, 744, 912, 944, 992, 1062, 1116, 1121, 1178, 1216, 1368, 1416, 1488, 1767, 1824, 1829, 1888, 1984, 2124, 2232, 2242, 2356, 2736, 2832, 2976, 3363, 3534, 3648, 3658, 3776, 4248, 4464, 4484, 4712, 5301, 5472, 5487, 5664, 5952, 6726, 7068, 7316, 8496, 8928, 8968, 9424, 10089, 10602, 10944, 10974, 11328, 13452, 14136, 14632, 16461, 16992, 17856, 17936, 18848, 20178, 21204, 21948, 26904, 28272, 29264, 32922, 33984, 34751, 35872, 37696, 40356, 42408, 43896, 53808, 56544, 58528, 65844, 69502, 71744, 80712, 84816, 87792, 104253, 107616, 113088, 117056, 131688, 139004, 161424, 169632, 175584, 208506, 215232, 263376, 278008, 312759, 322848, 339264, 351168, 417012, 526752, 556016, 625518, 645696, 834024, 1053504, 1112032, 1251036, 1668048, 2224064, 2502072, 3336096, 5004144, 6672192, 10008288, 20016576]

約数ペア:

[(1, 20016576), (2, 10008288), (3, 6672192), (4, 5004144), (6, 3336096), (8, 2502072), (9, 2224064), (12, 1668048), (16, 1251036), (18, 1112032), (19, 1053504), (24, 834024), (31, 645696), (32, 625518), (36, 556016), (38, 526752), (48, 417012), (57, 351168), (59, 339264), (62, 322848), (64, 312759), (72, 278008), (76, 263376), (93, 215232), (96, 208506), (114, 175584), (118, 169632), (124, 161424), (144, 139004), (152, 131688), (171, 117056), (177, 113088), (186, 107616), (192, 104253), (228, 87792), (236, 84816), (248, 80712), (279, 71744), (288, 69502), (304, 65844), (342, 58528), (354, 56544), (372, 53808), (456, 43896), (472, 42408), (496, 40356), (531, 37696), (558, 35872), (576, 34751), (589, 33984), (608, 32922), (684, 29264), (708, 28272), (744, 26904), (912, 21948), (944, 21204), (992, 20178), (1062, 18848), (1116, 17936), (1121, 17856), (1178, 16992), (1216, 16461), (1368, 14632), (1416, 14136), (1488, 13452), (1767, 11328), (1824, 10974), (1829, 10944), (1888, 10602), (1984, 10089), (2124, 9424), (2232, 8968), (2242, 8928), (2356, 8496), (2736, 7316), (2832, 7068), (2976, 6726), (3363, 5952), (3534, 5664), (3648, 5487), (3658, 5472), (3776, 5301), (4248, 4712), (4464, 4484)]