19038895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5209}}^1$

素因数の和:5274

約数の個数: 16

約数和(自身を含む): 24757920

約数和(自身を除く): 5719025

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 5209, 26045, 88553, 223987, 442765, 1119935, 3807779, 19038895]

約数ペア:

[(1, 19038895), (5, 3807779), (17, 1119935), (43, 442765), (85, 223987), (215, 88553), (731, 26045), (3655, 5209)]