20280938834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{21019}}^1$

素因数の和:21147

約数の個数: 64

約数和(自身を含む): 36231753600

約数和(自身を除く): 15950814766

約数列:

[1, 2, 13, 17, 26, 34, 37, 59, 74, 118, 221, 442, 481, 629, 767, 962, 1003, 1258, 1534, 2006, 2183, 4366, 8177, 13039, 16354, 21019, 26078, 28379, 37111, 42038, 56758, 74222, 273247, 357323, 482443, 546494, 714646, 777703, 964886, 1240121, 1555406, 2480242, 4645199, 9290398, 10110139, 13220951, 16121573, 20220278, 21082057, 26441902, 32243146, 42164114, 45884477, 91768954, 171872363, 274066741, 343744726, 548133482, 596498201, 780036109, 1192996402, 1560072218, 10140469417, 20280938834]

約数ペア:

[(1, 20280938834), (2, 10140469417), (13, 1560072218), (17, 1192996402), (26, 780036109), (34, 596498201), (37, 548133482), (59, 343744726), (74, 274066741), (118, 171872363), (221, 91768954), (442, 45884477), (481, 42164114), (629, 32243146), (767, 26441902), (962, 21082057), (1003, 20220278), (1258, 16121573), (1534, 13220951), (2006, 10110139), (2183, 9290398), (4366, 4645199), (8177, 2480242), (13039, 1555406), (16354, 1240121), (21019, 964886), (26078, 777703), (28379, 714646), (37111, 546494), (42038, 482443), (56758, 357323), (74222, 273247)]