18829657

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 32

約数和(自身を含む): 24735744

約数和(自身を除く): 5906087

約数列:

[1, 7, 11, 43, 47, 77, 121, 301, 329, 473, 517, 847, 1331, 2021, 3311, 3619, 5203, 5687, 9317, 14147, 22231, 36421, 39809, 57233, 62557, 155617, 244541, 400631, 437899, 1711787, 2689951, 18829657]

約数ペア:

[(1, 18829657), (7, 2689951), (11, 1711787), (43, 437899), (47, 400631), (77, 244541), (121, 155617), (301, 62557), (329, 57233), (473, 39809), (517, 36421), (847, 22231), (1331, 14147), (2021, 9317), (3311, 5687), (3619, 5203)]