20053157072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{33119}}^1$

素因数の和:33252

約数の個数: 80

約数和(自身を含む): 43467217920

約数和(自身を除く): 23414060848

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 71, 82, 104, 142, 164, 208, 284, 328, 533, 568, 656, 923, 1066, 1136, 1846, 2132, 2911, 3692, 4264, 5822, 7384, 8528, 11644, 14768, 23288, 33119, 37843, 46576, 66238, 75686, 132476, 151372, 264952, 302744, 430547, 529904, 605488, 861094, 1357879, 1722188, 2351449, 2715758, 3444376, 4702898, 5431516, 6888752, 9405796, 10863032, 17652427, 18811592, 21726064, 30568837, 35304854, 37623184, 61137674, 70609708, 96409409, 122275348, 141219416, 192818818, 244550696, 282438832, 385637636, 489101392, 771275272, 1253322317, 1542550544, 2506644634, 5013289268, 10026578536, 20053157072]

約数ペア:

[(1, 20053157072), (2, 10026578536), (4, 5013289268), (8, 2506644634), (13, 1542550544), (16, 1253322317), (26, 771275272), (41, 489101392), (52, 385637636), (71, 282438832), (82, 244550696), (104, 192818818), (142, 141219416), (164, 122275348), (208, 96409409), (284, 70609708), (328, 61137674), (533, 37623184), (568, 35304854), (656, 30568837), (923, 21726064), (1066, 18811592), (1136, 17652427), (1846, 10863032), (2132, 9405796), (2911, 6888752), (3692, 5431516), (4264, 4702898), (5822, 3444376), (7384, 2715758), (8528, 2351449), (11644, 1722188), (14768, 1357879), (23288, 861094), (33119, 605488), (37843, 529904), (46576, 430547), (66238, 302744), (75686, 264952), (132476, 151372)]