20456568

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1123}}^1$

素因数の和:1169

約数の個数: 96

約数和(自身を含む): 63123840

約数和(自身を除く): 42667272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 23, 24, 33, 36, 44, 46, 66, 69, 72, 88, 92, 99, 132, 138, 184, 198, 207, 253, 264, 276, 396, 414, 506, 552, 759, 792, 828, 1012, 1123, 1518, 1656, 2024, 2246, 2277, 3036, 3369, 4492, 4554, 6072, 6738, 8984, 9108, 10107, 12353, 13476, 18216, 20214, 24706, 25829, 26952, 37059, 40428, 49412, 51658, 74118, 77487, 80856, 98824, 103316, 111177, 148236, 154974, 206632, 222354, 232461, 284119, 296472, 309948, 444708, 464922, 568238, 619896, 852357, 889416, 929844, 1136476, 1704714, 1859688, 2272952, 2557071, 3409428, 5114142, 6818856, 10228284, 20456568]

約数ペア:

[(1, 20456568), (2, 10228284), (3, 6818856), (4, 5114142), (6, 3409428), (8, 2557071), (9, 2272952), (11, 1859688), (12, 1704714), (18, 1136476), (22, 929844), (23, 889416), (24, 852357), (33, 619896), (36, 568238), (44, 464922), (46, 444708), (66, 309948), (69, 296472), (72, 284119), (88, 232461), (92, 222354), (99, 206632), (132, 154974), (138, 148236), (184, 111177), (198, 103316), (207, 98824), (253, 80856), (264, 77487), (276, 74118), (396, 51658), (414, 49412), (506, 40428), (552, 37059), (759, 26952), (792, 25829), (828, 24706), (1012, 20214), (1123, 18216), (1518, 13476), (1656, 12353), (2024, 10107), (2246, 9108), (2277, 8984), (3036, 6738), (3369, 6072), (4492, 4554)]