18411289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 21143808

約数和(自身を除く): 2732519

約数列:

[1, 13, 17, 221, 227, 367, 2951, 3859, 4771, 6239, 50167, 81107, 83309, 1083017, 1416253, 18411289]

約数ペア:

[(1, 18411289), (13, 1416253), (17, 1083017), (221, 83309), (227, 81107), (367, 50167), (2951, 6239), (3859, 4771)]