20311031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 2550409

約数列:

[1, 13, 41, 53, 533, 689, 719, 2173, 9347, 28249, 29479, 38107, 383227, 495391, 1562387, 20311031]

約数ペア:

[(1, 20311031), (13, 1562387), (41, 495391), (53, 383227), (533, 38107), (689, 29479), (719, 28249), (2173, 9347)]