20918292

素因数分解:

$2^2\times 3^1\times {\mathrm{223}}^1\times {\mathrm{7817}}^1$

素因数の和:8047

約数の個数: 24

約数和(自身を含む): 49034496

約数和(自身を除く): 28116204

約数列:

[1, 2, 3, 4, 6, 12, 223, 446, 669, 892, 1338, 2676, 7817, 15634, 23451, 31268, 46902, 93804, 1743191, 3486382, 5229573, 6972764, 10459146, 20918292]

約数ペア:

[(1, 20918292), (2, 10459146), (3, 6972764), (4, 5229573), (6, 3486382), (12, 1743191), (223, 93804), (446, 46902), (669, 31268), (892, 23451), (1338, 15634), (2676, 7817)]