20949530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2797}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 43514496

約数和(自身を除く): 22564966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 2797, 3745, 5594, 7490, 13985, 19579, 27970, 39158, 97895, 195790, 299279, 598558, 1496395, 2094953, 2992790, 4189906, 10474765, 20949530]

約数ペア:

[(1, 20949530), (2, 10474765), (5, 4189906), (7, 2992790), (10, 2094953), (14, 1496395), (35, 598558), (70, 299279), (107, 195790), (214, 97895), (535, 39158), (749, 27970), (1070, 19579), (1498, 13985), (2797, 7490), (3745, 5594)]