22170928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{106591}}^1$

素因数の和:106612

約数の個数: 20

約数和(自身を含む): 46260928

約数和(自身を除く): 24090000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 106591, 213182, 426364, 852728, 1385683, 1705456, 2771366, 5542732, 11085464, 22170928]

約数ペア:

[(1, 22170928), (2, 11085464), (4, 5542732), (8, 2771366), (13, 1705456), (16, 1385683), (26, 852728), (52, 426364), (104, 213182), (208, 106591)]