20335984

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{3019}}^1$

素因数の和:3448

約数の個数: 20

約数和(自身を含む): 39507640

約数和(自身を除く): 19171656

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3019, 3368, 6038, 6736, 12076, 24152, 48304, 1270999, 2541998, 5083996, 10167992, 20335984]

約数ペア:

[(1, 20335984), (2, 10167992), (4, 5083996), (8, 2541998), (16, 1270999), (421, 48304), (842, 24152), (1684, 12076), (3019, 6736), (3368, 6038)]