20745286

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{941}}^1$

素因数の和:1167

約数の個数: 16

約数和(自身を含む): 31786848

約数和(自身を除く): 11041562

約数列:

[1, 2, 73, 146, 151, 302, 941, 1882, 11023, 22046, 68693, 137386, 142091, 284182, 10372643, 20745286]

約数ペア:

[(1, 20745286), (2, 10372643), (73, 284182), (146, 142091), (151, 137386), (302, 68693), (941, 22046), (1882, 11023)]