19117767

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3307}}^1$

素因数の和:3398

約数の個数: 16

約数和(自身を含む): 26675712

約数和(自身を除く): 7557945

約数列:

[1, 3, 41, 47, 123, 141, 1927, 3307, 5781, 9921, 135587, 155429, 406761, 466287, 6372589, 19117767]

約数ペア:

[(1, 19117767), (3, 6372589), (41, 466287), (47, 406761), (123, 155429), (141, 135587), (1927, 9921), (3307, 5781)]