31431842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{17027}}^1$

素因数の和:17113

約数の個数: 16

約数和(自身を含む): 51492672

約数和(自身を除く): 20060830

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 17027, 34054, 221351, 442702, 1208917, 2417834, 15715921, 31431842]

約数ペア:

[(1, 31431842), (2, 15715921), (13, 2417834), (26, 1208917), (71, 442702), (142, 221351), (923, 34054), (1846, 17027)]