19490805

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3833}}^1$

素因数の和:3957

約数の個数: 24

約数和(自身を含む): 34091928

約数和(自身を除く): 14601123

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 3833, 5085, 11499, 19165, 34497, 57495, 172485, 433129, 1299387, 2165645, 3898161, 6496935, 19490805]

約数ペア:

[(1, 19490805), (3, 6496935), (5, 3898161), (9, 2165645), (15, 1299387), (45, 433129), (113, 172485), (339, 57495), (565, 34497), (1017, 19165), (1695, 11499), (3833, 5085)]