53981972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{111533}}^1$

素因数の和:111559

約数の個数: 18

約数和(自身を含む): 103838154

約数和(自身を除く): 49856182

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 111533, 223066, 446132, 1226863, 2453726, 4907452, 13495493, 26990986, 53981972]

約数ペア:

[(1, 53981972), (2, 26990986), (4, 13495493), (11, 4907452), (22, 2453726), (44, 1226863), (121, 446132), (242, 223066), (484, 111533)]