18214815

素因数分解:

$3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2969}}^1$

素因数の和:3386

約数の個数: 16

約数和(自身を含む): 29224800

約数和(自身を除く): 11009985

約数列:

[1, 3, 5, 15, 409, 1227, 2045, 2969, 6135, 8907, 14845, 44535, 1214321, 3642963, 6071605, 18214815]

約数ペア:

[(1, 18214815), (3, 6071605), (5, 3642963), (15, 1214321), (409, 44535), (1227, 14845), (2045, 8907), (2969, 6135)]