17980226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{17389}}^1$

素因数の和:17449

約数の個数: 16

約数和(自身を含む): 30049920

約数和(自身を除く): 12069694

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 17389, 34778, 191279, 382558, 817283, 1634566, 8990113, 17980226]

約数ペア:

[(1, 17980226), (2, 8990113), (11, 1634566), (22, 817283), (47, 382558), (94, 191279), (517, 34778), (1034, 17389)]