19957542

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2381}}^1$

素因数の和:2524

約数の個数: 32

約数和(自身を含む): 43905024

約数和(自身を除く): 23947482

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 127, 254, 381, 762, 1397, 2381, 2794, 4191, 4762, 7143, 8382, 14286, 26191, 52382, 78573, 157146, 302387, 604774, 907161, 1814322, 3326257, 6652514, 9978771, 19957542]

約数ペア:

[(1, 19957542), (2, 9978771), (3, 6652514), (6, 3326257), (11, 1814322), (22, 907161), (33, 604774), (66, 302387), (127, 157146), (254, 78573), (381, 52382), (762, 26191), (1397, 14286), (2381, 8382), (2794, 7143), (4191, 4762)]