20963172517

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1\times {\mathrm{50627}}^1$

素因数の和:51180

約数の個数: 16

約数和(自身を含む): 24179932800

約数和(自身を除く): 3216760283

約数列:

[1, 7, 149, 397, 1043, 2779, 50627, 59153, 354389, 414071, 7543423, 20098919, 52803961, 140692433, 2994738931, 20963172517]

約数ペア:

[(1, 20963172517), (7, 2994738931), (149, 140692433), (397, 52803961), (1043, 20098919), (2779, 7543423), (50627, 414071), (59153, 354389)]