20216918891

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{7036867}}^1$

素因数の和:7036910

約数の個数: 12

約数和(自身を含む): 23179443192

約数和(自身を除く): 2962524301

約数列:

[1, 13, 17, 169, 221, 2873, 7036867, 91479271, 119626739, 1189230523, 1555147607, 20216918891]

約数ペア:

[(1, 20216918891), (13, 1555147607), (17, 1189230523), (169, 119626739), (221, 91479271), (2873, 7036867)]