19571084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{2309}}^1$

素因数の和:2489

約数の個数: 24

約数和(自身を含む): 37126320

約数和(自身を除く): 17555236

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 2309, 4238, 4618, 8476, 9236, 30017, 60034, 120068, 376367, 752734, 1505468, 4892771, 9785542, 19571084]

約数ペア:

[(1, 19571084), (2, 9785542), (4, 4892771), (13, 1505468), (26, 752734), (52, 376367), (163, 120068), (326, 60034), (652, 30017), (2119, 9236), (2309, 8476), (4238, 4618)]