18818518

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1871}}^1$

素因数の和:2027

約数の個数: 16

約数和(自身を含む): 29113344

約数和(自身を除く): 10294826

約数列:

[1, 2, 47, 94, 107, 214, 1871, 3742, 5029, 10058, 87937, 175874, 200197, 400394, 9409259, 18818518]

約数ペア:

[(1, 18818518), (2, 9409259), (47, 400394), (94, 200197), (107, 175874), (214, 87937), (1871, 10058), (3742, 5029)]