20670159

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1$

素因数の和:1958

約数の個数: 16

約数和(自身を含む): 28491264

約数和(自身を除く): 7821105

約数列:

[1, 3, 53, 71, 159, 213, 1831, 3763, 5493, 11289, 97043, 130001, 291129, 390003, 6890053, 20670159]

約数ペア:

[(1, 20670159), (3, 6890053), (53, 390003), (71, 291129), (159, 130001), (213, 97043), (1831, 11289), (3763, 5493)]