19934438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{887}}^1$

素因数の和:1567

約数の個数: 16

約数和(自身を含む): 31744224

約数和(自身を除く): 11809786

約数列:

[1, 2, 17, 34, 661, 887, 1322, 1774, 11237, 15079, 22474, 30158, 586307, 1172614, 9967219, 19934438]

約数ペア:

[(1, 19934438), (2, 9967219), (17, 1172614), (34, 586307), (661, 30158), (887, 22474), (1322, 15079), (1774, 11237)]