20910367036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47741}}^1\times {\mathrm{8423}}^1$

素因数の和:56181

約数の個数: 24

約数和(自身を含む): 39413503584

約数和(自身を除く): 18503136548

約数列:

[1, 2, 4, 13, 26, 52, 8423, 16846, 33692, 47741, 95482, 109499, 190964, 218998, 437996, 620633, 1241266, 2482532, 402122443, 804244886, 1608489772, 5227591759, 10455183518, 20910367036]

約数ペア:

[(1, 20910367036), (2, 10455183518), (4, 5227591759), (13, 1608489772), (26, 804244886), (52, 402122443), (8423, 2482532), (16846, 1241266), (33692, 620633), (47741, 437996), (95482, 218998), (109499, 190964)]