20216954295

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5163973}}^1$

素因数の和:5164016

約数の個数: 32

約数和(自身を含む): 37180612800

約数和(自身を除く): 16963658505

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 5163973, 15491919, 25819865, 46475757, 77459595, 139427271, 149755217, 232378785, 449265651, 697136355, 748776085, 1347796953, 2246328255, 4043390859, 6738984765, 20216954295]

約数ペア:

[(1, 20216954295), (3, 6738984765), (5, 4043390859), (9, 2246328255), (15, 1347796953), (27, 748776085), (29, 697136355), (45, 449265651), (87, 232378785), (135, 149755217), (145, 139427271), (261, 77459595), (435, 46475757), (783, 25819865), (1305, 15491919), (3915, 5163973)]