18997465

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3541}}^1$

素因数の和:3612

約数の個数: 16

約数和(自身を含む): 24227280

約数和(自身を除く): 5229815

約数列:

[1, 5, 29, 37, 145, 185, 1073, 3541, 5365, 17705, 102689, 131017, 513445, 655085, 3799493, 18997465]

約数ペア:

[(1, 18997465), (5, 3799493), (29, 655085), (37, 513445), (145, 131017), (185, 102689), (1073, 17705), (3541, 5365)]