820127674

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{140867}}^1$

素因数の和:140981

約数の個数: 16

約数和(自身を含む): 1277954496

約数和(自身を除く): 457826822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 5822, 140867, 281734, 5775547, 10001557, 11551094, 20003114, 410063837, 820127674]

約数ペア:

[(1, 820127674), (2, 410063837), (41, 20003114), (71, 11551094), (82, 10001557), (142, 5775547), (2911, 281734), (5822, 140867)]