388670418

素因数分解:

$2^1\times 3^2\times {\mathrm{21592801}}^1$

素因数の和:21592809

約数の個数: 12

約数和(自身を含む): 842119278

約数和(自身を除く): 453448860

約数列:

[1, 2, 3, 6, 9, 18, 21592801, 43185602, 64778403, 129556806, 194335209, 388670418]

約数ペア:

[(1, 388670418), (2, 194335209), (3, 129556806), (6, 64778403), (9, 43185602), (18, 21592801)]