19763135

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 28892160

約数和(自身を除く): 9129025

約数列:

[1, 5, 7, 19, 35, 95, 113, 133, 263, 565, 665, 791, 1315, 1841, 2147, 3955, 4997, 9205, 10735, 15029, 24985, 29719, 34979, 75145, 148595, 174895, 208033, 564661, 1040165, 2823305, 3952627, 19763135]

約数ペア:

[(1, 19763135), (5, 3952627), (7, 2823305), (19, 1040165), (35, 564661), (95, 208033), (113, 174895), (133, 148595), (263, 75145), (565, 34979), (665, 29719), (791, 24985), (1315, 15029), (1841, 10735), (2147, 9205), (3955, 4997)]