13257956

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{3449}}^1$

素因数の和:3515

約数の個数: 18

約数和(自身を含む): 23980950

約数和(自身を除く): 10722994

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3449, 3844, 6898, 13796, 106919, 213838, 427676, 3314489, 6628978, 13257956]

約数ペア:

[(1, 13257956), (2, 6628978), (4, 3314489), (31, 427676), (62, 213838), (124, 106919), (961, 13796), (1922, 6898), (3449, 3844)]