19595980

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9157}}^1$

素因数の和:9273

約数の個数: 24

約数和(自身を含む): 41540688

約数和(自身を除く): 21944708

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9157, 18314, 36628, 45785, 91570, 183140, 979799, 1959598, 3919196, 4898995, 9797990, 19595980]

約数ペア:

[(1, 19595980), (2, 9797990), (4, 4898995), (5, 3919196), (10, 1959598), (20, 979799), (107, 183140), (214, 91570), (428, 45785), (535, 36628), (1070, 18314), (2140, 9157)]