13864585

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20849}}^1$

素因数の和:20880

約数の個数: 16

約数和(自身を含む): 20016000

約数和(自身を除く): 6151415

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 20849, 104245, 145943, 396131, 729715, 1980655, 2772917, 13864585]

約数ペア:

[(1, 13864585), (5, 2772917), (7, 1980655), (19, 729715), (35, 396131), (95, 145943), (133, 104245), (665, 20849)]