218537132

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{451523}}^1$

素因数の和:451549

約数の個数: 18

約数和(自身を含む): 420368844

約数和(自身を除く): 201831712

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 451523, 903046, 1806092, 4966753, 9933506, 19867012, 54634283, 109268566, 218537132]

約数ペア:

[(1, 218537132), (2, 109268566), (4, 54634283), (11, 19867012), (22, 9933506), (44, 4966753), (121, 1806092), (242, 903046), (484, 451523)]