20185540218

素因数分解:

$2^1\times 3^2\times {\mathrm{1121418901}}^1$

素因数の和:1121418909

約数の個数: 12

約数和(自身を含む): 43735337178

約数和(自身を除く): 23549796960

約数列:

[1, 2, 3, 6, 9, 18, 1121418901, 2242837802, 3364256703, 6728513406, 10092770109, 20185540218]

約数ペア:

[(1, 20185540218), (2, 10092770109), (3, 6728513406), (6, 3364256703), (9, 2242837802), (18, 1121418901)]