390315556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{5135731}}^1$

素因数の和:5135754

約数の個数: 12

約数和(自身を含む): 719002480

約数和(自身を除く): 328686924

約数列:

[1, 2, 4, 19, 38, 76, 5135731, 10271462, 20542924, 97578889, 195157778, 390315556]

約数ペア:

[(1, 390315556), (2, 195157778), (4, 97578889), (19, 20542924), (38, 10271462), (76, 5135731)]