20400569279

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{203017}}^1$

素因数の和:203314

約数の個数: 16

約数和(自身を含む): 22627574208

約数和(自身を除く): 2227004929

約数列:

[1, 17, 23, 257, 391, 4369, 5911, 100487, 203017, 3451289, 4669391, 52175369, 79379647, 886981273, 1200033487, 20400569279]

約数ペア:

[(1, 20400569279), (17, 1200033487), (23, 886981273), (257, 79379647), (391, 52175369), (4369, 4669391), (5911, 3451289), (100487, 203017)]