18973953

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{22669}}^1$

素因数の和:22709

約数の個数: 16

約数和(自身を含む): 29017600

約数和(自身を除く): 10043647

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 22669, 68007, 204021, 612063, 702739, 2108217, 6324651, 18973953]

約数ペア:

[(1, 18973953), (3, 6324651), (9, 2108217), (27, 702739), (31, 612063), (93, 204021), (279, 68007), (837, 22669)]