19618556

素因数分解:

$2^2\times {\mathrm{379}}^1\times {\mathrm{12941}}^1$

素因数の和:13324

約数の個数: 12

約数和(自身を含む): 34425720

約数和(自身を除く): 14807164

約数列:

[1, 2, 4, 379, 758, 1516, 12941, 25882, 51764, 4904639, 9809278, 19618556]

約数ペア:

[(1, 19618556), (2, 9809278), (4, 4904639), (379, 51764), (758, 25882), (1516, 12941)]