31819658

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2078

約数の個数: 24

約数和(自身を含む): 52809408

約数和(自身を除く): 20989750

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 2003, 4006, 7943, 15886, 26039, 52078, 94141, 188282, 338507, 677014, 1223833, 2447666, 15909829, 31819658]

約数ペア:

[(1, 31819658), (2, 15909829), (13, 2447666), (26, 1223833), (47, 677014), (94, 338507), (169, 188282), (338, 94141), (611, 52078), (1222, 26039), (2003, 15886), (4006, 7943)]