31051988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{64157}}^1$

素因数の和:64183

約数の個数: 18

約数和(自身を含む): 59731098

約数和(自身を除く): 28679110

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 64157, 128314, 256628, 705727, 1411454, 2822908, 7762997, 15525994, 31051988]

約数ペア:

[(1, 31051988), (2, 15525994), (4, 7762997), (11, 2822908), (22, 1411454), (44, 705727), (121, 256628), (242, 128314), (484, 64157)]