20457712

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{10567}}^1$

素因数の和:10597

約数の個数: 30

約数和(自身を含む): 43571864

約数和(自身を除く): 23114152

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 10567, 21134, 42268, 84536, 116237, 169072, 232474, 464948, 929896, 1278607, 1859792, 2557214, 5114428, 10228856, 20457712]

約数ペア:

[(1, 20457712), (2, 10228856), (4, 5114428), (8, 2557214), (11, 1859792), (16, 1278607), (22, 929896), (44, 464948), (88, 232474), (121, 169072), (176, 116237), (242, 84536), (484, 42268), (968, 21134), (1936, 10567)]