20181521276

素因数分解:

$2^2\times 7^1\times {\mathrm{18133}}^1\times {\mathrm{39749}}^1$

素因数の和:57893

約数の個数: 24

約数和(自身を含む): 40366284000

約数和(自身を除く): 20184762724

約数列:

[1, 2, 4, 7, 14, 28, 18133, 36266, 39749, 72532, 79498, 126931, 158996, 253862, 278243, 507724, 556486, 1112972, 720768617, 1441537234, 2883074468, 5045380319, 10090760638, 20181521276]

約数ペア:

[(1, 20181521276), (2, 10090760638), (4, 5045380319), (7, 2883074468), (14, 1441537234), (28, 720768617), (18133, 1112972), (36266, 556486), (39749, 507724), (72532, 278243), (79498, 253862), (126931, 158996)]