20457948238

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112406309}}^1$

素因数の和:112406331

約数の個数: 16

約数和(自身を含む): 37768520160

約数和(自身を除く): 17310571922

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 112406309, 224812618, 786844163, 1461282017, 1573688326, 2922564034, 10228974119, 20457948238]

約数ペア:

[(1, 20457948238), (2, 10228974119), (7, 2922564034), (13, 1573688326), (14, 1461282017), (26, 786844163), (91, 224812618), (182, 112406309)]