18980398

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{3697}}^1$

素因数の和:3867

約数の個数: 16

約数和(自身を含む): 30353184

約数和(自身を除く): 11372786

約数列:

[1, 2, 17, 34, 151, 302, 2567, 3697, 5134, 7394, 62849, 125698, 558247, 1116494, 9490199, 18980398]

約数ペア:

[(1, 18980398), (2, 9490199), (17, 1116494), (34, 558247), (151, 125698), (302, 62849), (2567, 7394), (3697, 5134)]