42940964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{88721}}^1$

素因数の和:88747

約数の個数: 18

約数和(自身を含む): 82600182

約数和(自身を除く): 39659218

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 88721, 177442, 354884, 975931, 1951862, 3903724, 10735241, 21470482, 42940964]

約数ペア:

[(1, 42940964), (2, 21470482), (4, 10735241), (11, 3903724), (22, 1951862), (44, 975931), (121, 354884), (242, 177442), (484, 88721)]