15420388

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{9157}}^1$

素因数の和:9582

約数の個数: 12

約数和(自身を含む): 27052732

約数和(自身を除く): 11632344

約数列:

[1, 2, 4, 421, 842, 1684, 9157, 18314, 36628, 3855097, 7710194, 15420388]

約数ペア:

[(1, 15420388), (2, 7710194), (4, 3855097), (421, 36628), (842, 18314), (1684, 9157)]