31381948

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{3571}}^1$

素因数の和:3614

約数の個数: 24

約数和(自身を含む): 59509520

約数和(自身を除く): 28127572

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 3571, 4394, 7142, 8788, 14284, 46423, 92846, 185692, 603499, 1206998, 2413996, 7845487, 15690974, 31381948]

約数ペア:

[(1, 31381948), (2, 15690974), (4, 7845487), (13, 2413996), (26, 1206998), (52, 603499), (169, 185692), (338, 92846), (676, 46423), (2197, 14284), (3571, 8788), (4394, 7142)]