201130556

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{415559}}^1$

素因数の和:415585

約数の個数: 18

約数和(自身を含む): 386886360

約数和(自身を除く): 185755804

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 415559, 831118, 1662236, 4571149, 9142298, 18284596, 50282639, 100565278, 201130556]

約数ペア:

[(1, 201130556), (2, 100565278), (4, 50282639), (11, 18284596), (22, 9142298), (44, 4571149), (121, 1662236), (242, 831118), (484, 415559)]