20442235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{839}}^1$

素因数の和:1298

約数の個数: 16

約数和(自身を含む): 26853120

約数和(自身を除く): 6410885

約数列:

[1, 5, 11, 55, 443, 839, 2215, 4195, 4873, 9229, 24365, 46145, 371677, 1858385, 4088447, 20442235]

約数ペア:

[(1, 20442235), (5, 4088447), (11, 1858385), (55, 371677), (443, 46145), (839, 24365), (2215, 9229), (4195, 4873)]