18580545

素因数分解:

$3^2\times 5^1\times {\mathrm{412901}}^1$

素因数の和:412912

約数の個数: 12

約数和(自身を含む): 32206356

約数和(自身を除く): 13625811

約数列:

[1, 3, 5, 9, 15, 45, 412901, 1238703, 2064505, 3716109, 6193515, 18580545]

約数ペア:

[(1, 18580545), (3, 6193515), (5, 3716109), (9, 2064505), (15, 1238703), (45, 412901)]