20248436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{887}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 38290560

約数和(自身を除く): 18042124

約数列:

[1, 2, 4, 13, 26, 52, 439, 878, 887, 1756, 1774, 3548, 5707, 11414, 11531, 22828, 23062, 46124, 389393, 778786, 1557572, 5062109, 10124218, 20248436]

約数ペア:

[(1, 20248436), (2, 10124218), (4, 5062109), (13, 1557572), (26, 778786), (52, 389393), (439, 46124), (878, 23062), (887, 22828), (1756, 11531), (1774, 11414), (3548, 5707)]