31895188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 62487936

約数和(自身を除く): 30592748

約数列:

[1, 2, 4, 13, 26, 52, 53, 71, 106, 142, 163, 212, 284, 326, 652, 689, 923, 1378, 1846, 2119, 2756, 3692, 3763, 4238, 7526, 8476, 8639, 11573, 15052, 17278, 23146, 34556, 46292, 48919, 97838, 112307, 150449, 195676, 224614, 300898, 449228, 601796, 613369, 1226738, 2453476, 7973797, 15947594, 31895188]

約数ペア:

[(1, 31895188), (2, 15947594), (4, 7973797), (13, 2453476), (26, 1226738), (52, 613369), (53, 601796), (71, 449228), (106, 300898), (142, 224614), (163, 195676), (212, 150449), (284, 112307), (326, 97838), (652, 48919), (689, 46292), (923, 34556), (1378, 23146), (1846, 17278), (2119, 15052), (2756, 11573), (3692, 8639), (3763, 8476), (4238, 7526)]