16615988

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 30227904

約数和(自身を除く): 13611916

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 1427, 2854, 2911, 5708, 5822, 11644, 58507, 101317, 117014, 202634, 234028, 405268, 4153997, 8307994, 16615988]

約数ペア:

[(1, 16615988), (2, 8307994), (4, 4153997), (41, 405268), (71, 234028), (82, 202634), (142, 117014), (164, 101317), (284, 58507), (1427, 11644), (2854, 5822), (2911, 5708)]