20125263

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2281}}^1$

素因数の和:2474

約数の個数: 16

約数和(自身を含む): 28588896

約数和(自身を除く): 8463633

約数列:

[1, 3, 17, 51, 173, 519, 2281, 2941, 6843, 8823, 38777, 116331, 394613, 1183839, 6708421, 20125263]

約数ペア:

[(1, 20125263), (3, 6708421), (17, 1183839), (51, 394613), (173, 116331), (519, 38777), (2281, 8823), (2941, 6843)]