20960359

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 25113600

約数和(自身を除く): 4153241

約数列:

[1, 7, 29, 79, 203, 553, 1307, 2291, 9149, 16037, 37903, 103253, 265321, 722771, 2994337, 20960359]

約数ペア:

[(1, 20960359), (7, 2994337), (29, 722771), (79, 265321), (203, 103253), (553, 37903), (1307, 16037), (2291, 9149)]