18819359

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 21373632

約数和(自身を除く): 2554273

約数列:

[1, 13, 23, 113, 299, 557, 1469, 2599, 7241, 12811, 33787, 62941, 166543, 818233, 1447643, 18819359]

約数ペア:

[(1, 18819359), (13, 1447643), (23, 818233), (113, 166543), (299, 62941), (557, 33787), (1469, 12811), (2599, 7241)]