20459492

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{124753}}^1$

素因数の和:124798

約数の個数: 12

約数和(自身を含む): 36677676

約数和(自身を除く): 16218184

約数列:

[1, 2, 4, 41, 82, 164, 124753, 249506, 499012, 5114873, 10229746, 20459492]

約数ペア:

[(1, 20459492), (2, 10229746), (4, 5114873), (41, 499012), (82, 249506), (164, 124753)]