40480218

素因数分解:

$2^1\times 3^2\times {\mathrm{2248901}}^1$

素因数の和:2248909

約数の個数: 12

約数和(自身を含む): 87707178

約数和(自身を除く): 47226960

約数列:

[1, 2, 3, 6, 9, 18, 2248901, 4497802, 6746703, 13493406, 20240109, 40480218]

約数ペア:

[(1, 40480218), (2, 20240109), (3, 13493406), (6, 6746703), (9, 4497802), (18, 2248901)]