18996554

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{1129}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 29289600

約数和(自身を除く): 10293046

約数列:

[1, 2, 47, 94, 179, 358, 1129, 2258, 8413, 16826, 53063, 106126, 202091, 404182, 9498277, 18996554]

約数ペア:

[(1, 18996554), (2, 9498277), (47, 404182), (94, 202091), (179, 106126), (358, 53063), (1129, 16826), (2258, 8413)]