18121665

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41659}}^1$

素因数の和:41696

約数の個数: 16

約数和(自身を含む): 29995200

約数和(自身を除く): 11873535

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 41659, 124977, 208295, 624885, 1208111, 3624333, 6040555, 18121665]

約数ペア:

[(1, 18121665), (3, 6040555), (5, 3624333), (15, 1208111), (29, 624885), (87, 208295), (145, 124977), (435, 41659)]