20236465990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155665123}}^1$

素因数の和:155665143

約数の個数: 16

約数和(自身を含む): 39227611248

約数和(自身を除く): 18991145258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 155665123, 311330246, 778325615, 1556651230, 2023646599, 4047293198, 10118232995, 20236465990]

約数ペア:

[(1, 20236465990), (2, 10118232995), (5, 4047293198), (10, 2023646599), (13, 1556651230), (26, 778325615), (65, 311330246), (130, 155665123)]