20808220173

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14420111}}^1$

素因数の和:14420164

約数の個数: 16

約数和(自身を含む): 30685998336

約数和(自身を除く): 9877778163

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14420111, 43260333, 187461443, 533544107, 562384329, 1600632321, 6936073391, 20808220173]

約数ペア:

[(1, 20808220173), (3, 6936073391), (13, 1600632321), (37, 562384329), (39, 533544107), (111, 187461443), (481, 43260333), (1443, 14420111)]