18858902398

素因数分解:

$2^1\times 7^1\times {\mathrm{4423}}^1\times {\mathrm{304559}}^1$

素因数の和:308991

約数の個数: 16

約数和(自身を含む): 32336962560

約数和(自身を除く): 13478060162

約数列:

[1, 2, 7, 14, 4423, 8846, 30961, 61922, 304559, 609118, 2131913, 4263826, 1347064457, 2694128914, 9429451199, 18858902398]

約数ペア:

[(1, 18858902398), (2, 9429451199), (7, 2694128914), (14, 1347064457), (4423, 4263826), (8846, 2131913), (30961, 609118), (61922, 304559)]