18372790

素因数分解:

$2^1\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{1471}}^1$

素因数の和:2727

約数の個数: 16

約数和(自身を含む): 33120000

約数和(自身を除く): 14747210

約数列:

[1, 2, 5, 10, 1249, 1471, 2498, 2942, 6245, 7355, 12490, 14710, 1837279, 3674558, 9186395, 18372790]

約数ペア:

[(1, 18372790), (2, 9186395), (5, 3674558), (10, 1837279), (1249, 14710), (1471, 12490), (2498, 7355), (2942, 6245)]