20797488

素因数分解:

$2^4\times 3^2\times {\mathrm{144427}}^1$

素因数の和:144441

約数の個数: 30

約数和(自身を含む): 58204484

約数和(自身を除く): 37406996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144427, 288854, 433281, 577708, 866562, 1155416, 1299843, 1733124, 2310832, 2599686, 3466248, 5199372, 6932496, 10398744, 20797488]

約数ペア:

[(1, 20797488), (2, 10398744), (3, 6932496), (4, 5199372), (6, 3466248), (8, 2599686), (9, 2310832), (12, 1733124), (16, 1299843), (18, 1155416), (24, 866562), (36, 577708), (48, 433281), (72, 288854), (144, 144427)]