18404631

素因数分解:

$3^3\times 7^1\times {\mathrm{97379}}^1$

素因数の和:97395

約数の個数: 16

約数和(自身を含む): 31161600

約数和(自身を除く): 12756969

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 97379, 292137, 681653, 876411, 2044959, 2629233, 6134877, 18404631]

約数ペア:

[(1, 18404631), (3, 6134877), (7, 2629233), (9, 2044959), (21, 876411), (27, 681653), (63, 292137), (189, 97379)]