20164538303

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{71411}}^1$

素因数の和:71567

約数の個数: 32

約数和(自身を含む): 25913986560

約数和(自身を除く): 5749448257

約数列:

[1, 7, 13, 29, 91, 107, 203, 377, 749, 1391, 2639, 3103, 9737, 21721, 40339, 71411, 282373, 499877, 928343, 2070919, 6498401, 7640977, 14496433, 26921947, 53486839, 99332701, 188453629, 221588333, 695328907, 1551118331, 2880648329, 20164538303]

約数ペア:

[(1, 20164538303), (7, 2880648329), (13, 1551118331), (29, 695328907), (91, 221588333), (107, 188453629), (203, 99332701), (377, 53486839), (749, 26921947), (1391, 14496433), (2639, 7640977), (3103, 6498401), (9737, 2070919), (21721, 928343), (40339, 499877), (71411, 282373)]