18969197

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:512

約数の個数: 16

約数和(自身を含む): 21226800

約数和(自身を除く): 2257603

約数列:

[1, 13, 37, 113, 349, 481, 1469, 4181, 4537, 12913, 39437, 54353, 167869, 512681, 1459169, 18969197]

約数ペア:

[(1, 18969197), (13, 1459169), (37, 512681), (113, 167869), (349, 54353), (481, 39437), (1469, 12913), (4181, 4537)]