12919924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3617}}^1$

素因数の和:3687

約数の個数: 24

約数和(自身を含む): 24312960

約数和(自身を除く): 11393036

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 3617, 7234, 14468, 68723, 137446, 169999, 274892, 339998, 679996, 3229981, 6459962, 12919924]

約数ペア:

[(1, 12919924), (2, 6459962), (4, 3229981), (19, 679996), (38, 339998), (47, 274892), (76, 169999), (94, 137446), (188, 68723), (893, 14468), (1786, 7234), (3572, 3617)]