20173856899

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{274187}}^1$

素因数の和:274674

約数の個数: 16

約数和(自身を含む): 24110995968

約数和(自身を除く): 3937139069

約数列:

[1, 7, 23, 161, 457, 3199, 10511, 73577, 274187, 1919309, 6306301, 44144107, 125303459, 877124213, 2881979557, 20173856899]

約数ペア:

[(1, 20173856899), (7, 2881979557), (23, 877124213), (161, 125303459), (457, 44144107), (3199, 6306301), (10511, 1919309), (73577, 274187)]