13804914820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9721771}}^1$

素因数の和:9721851

約数の個数: 24

約数和(自身を含む): 29398638528

約数和(自身を除く): 15593723708

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9721771, 19443542, 38887084, 48608855, 97217710, 194435420, 690245741, 1380491482, 2760982964, 3451228705, 6902457410, 13804914820]

約数ペア:

[(1, 13804914820), (2, 6902457410), (4, 3451228705), (5, 2760982964), (10, 1380491482), (20, 690245741), (71, 194435420), (142, 97217710), (284, 48608855), (355, 38887084), (710, 19443542), (1420, 9721771)]