389617916

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{2375719}}^1$

素因数の和:2375764

約数の個数: 12

約数和(自身を含む): 698461680

約数和(自身を除く): 308843764

約数列:

[1, 2, 4, 41, 82, 164, 2375719, 4751438, 9502876, 97404479, 194808958, 389617916]

約数ペア:

[(1, 389617916), (2, 194808958), (4, 97404479), (41, 9502876), (82, 4751438), (164, 2375719)]