18766129

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 20623360

約数和(自身を除く): 1857231

約数列:

[1, 19, 31, 151, 211, 589, 2869, 4009, 4681, 6541, 31861, 88939, 124279, 605359, 987691, 18766129]

約数ペア:

[(1, 18766129), (19, 987691), (31, 605359), (151, 124279), (211, 88939), (589, 31861), (2869, 6541), (4009, 4681)]