20549438

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112909}}^1$

素因数の和:112931

約数の個数: 16

約数和(自身を含む): 37937760

約数和(自身を除く): 17388322

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 112909, 225818, 790363, 1467817, 1580726, 2935634, 10274719, 20549438]

約数ペア:

[(1, 20549438), (2, 10274719), (7, 2935634), (13, 1580726), (14, 1467817), (26, 790363), (91, 225818), (182, 112909)]