20705282

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10909}}^1$

素因数の和:10997

約数の個数: 16

約数和(自身を含む): 33908280

約数和(自身を除く): 13202998

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10909, 21818, 141817, 283634, 796357, 1592714, 10352641, 20705282]

約数ペア:

[(1, 20705282), (2, 10352641), (13, 1592714), (26, 796357), (73, 283634), (146, 141817), (949, 21818), (1898, 10909)]