20379056

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74923}}^1$

素因数の和:74948

約数の個数: 20

約数和(自身を含む): 41807592

約数和(自身を除く): 21428536

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74923, 149846, 299692, 599384, 1198768, 1273691, 2547382, 5094764, 10189528, 20379056]

約数ペア:

[(1, 20379056), (2, 10189528), (4, 5094764), (8, 2547382), (16, 1273691), (17, 1198768), (34, 599384), (68, 299692), (136, 149846), (272, 74923)]