19120889

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 20908800

約数和(自身を除く): 1787911

約数列:

[1, 23, 29, 109, 263, 667, 2507, 3161, 6049, 7627, 28667, 72703, 175421, 659341, 831343, 19120889]

約数ペア:

[(1, 19120889), (23, 831343), (29, 659341), (109, 175421), (263, 72703), (667, 28667), (2507, 7627), (3161, 6049)]