19814474

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1747}}^1$

素因数の和:1909

約数の個数: 16

約数和(自身を含む): 30583008

約数和(自身を除く): 10768534

約数列:

[1, 2, 53, 106, 107, 214, 1747, 3494, 5671, 11342, 92591, 185182, 186929, 373858, 9907237, 19814474]

約数ペア:

[(1, 19814474), (2, 9907237), (53, 373858), (106, 186929), (107, 185182), (214, 92591), (1747, 11342), (3494, 5671)]