20493024704

素因数分解:

$2^6\times {\mathrm{79}}^1\times {\mathrm{839}}^1\times {\mathrm{4831}}^1$

素因数の和:5761

約数の個数: 56

約数和(自身を含む): 41238220800

約数和(自身を除く): 20745196096

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 158, 316, 632, 839, 1264, 1678, 2528, 3356, 4831, 5056, 6712, 9662, 13424, 19324, 26848, 38648, 53696, 66281, 77296, 132562, 154592, 265124, 309184, 381649, 530248, 763298, 1060496, 1526596, 2120992, 3053192, 4053209, 4241984, 6106384, 8106418, 12212768, 16212836, 24425536, 32425672, 64851344, 129702688, 259405376, 320203511, 640407022, 1280814044, 2561628088, 5123256176, 10246512352, 20493024704]

約数ペア:

[(1, 20493024704), (2, 10246512352), (4, 5123256176), (8, 2561628088), (16, 1280814044), (32, 640407022), (64, 320203511), (79, 259405376), (158, 129702688), (316, 64851344), (632, 32425672), (839, 24425536), (1264, 16212836), (1678, 12212768), (2528, 8106418), (3356, 6106384), (4831, 4241984), (5056, 4053209), (6712, 3053192), (9662, 2120992), (13424, 1526596), (19324, 1060496), (26848, 763298), (38648, 530248), (53696, 381649), (66281, 309184), (77296, 265124), (132562, 154592)]