18364431

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 26724864

約数和(自身を除く): 8360433

約数列:

[1, 3, 19, 31, 57, 93, 361, 547, 589, 1083, 1641, 1767, 10393, 11191, 16957, 31179, 33573, 50871, 197467, 322183, 592401, 966549, 6121477, 18364431]

約数ペア:

[(1, 18364431), (3, 6121477), (19, 966549), (31, 592401), (57, 322183), (93, 197467), (361, 50871), (547, 33573), (589, 31179), (1083, 16957), (1641, 11191), (1767, 10393)]