2021808654

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{8689}}^1$

素因数の和:8870

約数の個数: 64

約数和(自身を含む): 4671744000

約数和(自身を除く): 2649935346

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 139, 186, 278, 279, 417, 558, 834, 837, 1251, 1674, 2502, 3753, 4309, 7506, 8618, 8689, 12927, 17378, 25854, 26067, 38781, 52134, 77562, 78201, 116343, 156402, 232686, 234603, 269359, 469206, 538718, 808077, 1207771, 1616154, 2415542, 2424231, 3623313, 4848462, 7246626, 7272693, 10869939, 14545386, 21739878, 32609817, 37440901, 65219634, 74881802, 112322703, 224645406, 336968109, 673936218, 1010904327, 2021808654]

約数ペア:

[(1, 2021808654), (2, 1010904327), (3, 673936218), (6, 336968109), (9, 224645406), (18, 112322703), (27, 74881802), (31, 65219634), (54, 37440901), (62, 32609817), (93, 21739878), (139, 14545386), (186, 10869939), (278, 7272693), (279, 7246626), (417, 4848462), (558, 3623313), (834, 2424231), (837, 2415542), (1251, 1616154), (1674, 1207771), (2502, 808077), (3753, 538718), (4309, 469206), (7506, 269359), (8618, 234603), (8689, 232686), (12927, 156402), (17378, 116343), (25854, 78201), (26067, 77562), (38781, 52134)]