20515792

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{10597}}^1$

素因数の和:10627

約数の個数: 30

約数和(自身を含む): 43695554

約数和(自身を除く): 23179762

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 10597, 21194, 42388, 84776, 116567, 169552, 233134, 466268, 932536, 1282237, 1865072, 2564474, 5128948, 10257896, 20515792]

約数ペア:

[(1, 20515792), (2, 10257896), (4, 5128948), (8, 2564474), (11, 1865072), (16, 1282237), (22, 932536), (44, 466268), (88, 233134), (121, 169552), (176, 116567), (242, 84776), (484, 42388), (968, 21194), (1936, 10597)]