20048135

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 26334720

約数和(自身を除く): 6286585

約数列:

[1, 5, 19, 29, 95, 145, 361, 383, 551, 1805, 1915, 2755, 7277, 10469, 11107, 36385, 52345, 55535, 138263, 211033, 691315, 1055165, 4009627, 20048135]

約数ペア:

[(1, 20048135), (5, 4009627), (19, 1055165), (29, 691315), (95, 211033), (145, 138263), (361, 55535), (383, 52345), (551, 36385), (1805, 11107), (1915, 10469), (2755, 7277)]