20461262

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2155

約数の個数: 16

約数和(自身を含む): 31648320

約数和(自身を除く): 11187058

約数列:

[1, 2, 47, 94, 109, 218, 1997, 3994, 5123, 10246, 93859, 187718, 217673, 435346, 10230631, 20461262]

約数ペア:

[(1, 20461262), (2, 10230631), (47, 435346), (94, 217673), (109, 187718), (218, 93859), (1997, 10246), (3994, 5123)]