19046349

素因数分解:

$3^2\times 7^2\times {\mathrm{43189}}^1$

素因数の和:43209

約数の個数: 18

約数和(自身を含む): 32003790

約数和(自身を除く): 12957441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 43189, 129567, 302323, 388701, 906969, 2116261, 2720907, 6348783, 19046349]

約数ペア:

[(1, 19046349), (3, 6348783), (7, 2720907), (9, 2116261), (21, 906969), (49, 388701), (63, 302323), (147, 129567), (441, 43189)]