39778218

素因数分解:

$2^1\times 3^2\times {\mathrm{2209901}}^1$

素因数の和:2209909

約数の個数: 12

約数和(自身を含む): 86186178

約数和(自身を除く): 46407960

約数列:

[1, 2, 3, 6, 9, 18, 2209901, 4419802, 6629703, 13259406, 19889109, 39778218]

約数ペア:

[(1, 39778218), (2, 19889109), (3, 13259406), (6, 6629703), (9, 4419802), (18, 2209901)]