20123053561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1359023}}^1$

素因数の和:1359120

約数の個数: 16

約数和(自身を含む): 23288235264

約数和(自身を除く): 3165181703

約数列:

[1, 13, 17, 67, 221, 871, 1139, 14807, 1359023, 17667299, 23103391, 91054541, 300344083, 1183709033, 1547927197, 20123053561]

約数ペア:

[(1, 20123053561), (13, 1547927197), (17, 1183709033), (67, 300344083), (221, 91054541), (871, 23103391), (1139, 17667299), (14807, 1359023)]