11820790

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16649}}^1$

素因数の和:16727

約数の個数: 16

約数和(自身を含む): 21578400

約数和(自身を除く): 9757610

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 16649, 33298, 83245, 166490, 1182079, 2364158, 5910395, 11820790]

約数ペア:

[(1, 11820790), (2, 5910395), (5, 2364158), (10, 1182079), (71, 166490), (142, 83245), (355, 33298), (710, 16649)]