19665945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33617}}^1$

素因数の和:33641

約数の個数: 24

約数和(自身を含む): 36710856

約数和(自身を除く): 17044911

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 33617, 100851, 168085, 302553, 437021, 504255, 1311063, 1512765, 2185105, 3933189, 6555315, 19665945]

約数ペア:

[(1, 19665945), (3, 6555315), (5, 3933189), (9, 2185105), (13, 1512765), (15, 1311063), (39, 504255), (45, 437021), (65, 302553), (117, 168085), (195, 100851), (585, 33617)]