19210928

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{9923}}^1$

素因数の和:9953

約数の個数: 30

約数和(自身を含む): 40916652

約数和(自身を除く): 21705724

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 9923, 19846, 39692, 79384, 109153, 158768, 218306, 436612, 873224, 1200683, 1746448, 2401366, 4802732, 9605464, 19210928]

約数ペア:

[(1, 19210928), (2, 9605464), (4, 4802732), (8, 2401366), (11, 1746448), (16, 1200683), (22, 873224), (44, 436612), (88, 218306), (121, 158768), (176, 109153), (242, 79384), (484, 39692), (968, 19846), (1936, 9923)]