20902906

素因数分解:

$2^1\times {\mathrm{23}}^3\times {\mathrm{859}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 32817600

約数和(自身を除く): 11914694

約数列:

[1, 2, 23, 46, 529, 859, 1058, 1718, 12167, 19757, 24334, 39514, 454411, 908822, 10451453, 20902906]

約数ペア:

[(1, 20902906), (2, 10451453), (23, 908822), (46, 454411), (529, 39514), (859, 24334), (1058, 19757), (1718, 12167)]