20338370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1670

約数の個数: 32

約数和(自身を含む): 39841200

約数和(自身を除く): 19502830

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 1549, 2626, 3098, 6565, 7745, 13130, 15490, 20137, 40274, 100685, 156449, 201370, 312898, 782245, 1564490, 2033837, 4067674, 10169185, 20338370]

約数ペア:

[(1, 20338370), (2, 10169185), (5, 4067674), (10, 2033837), (13, 1564490), (26, 782245), (65, 312898), (101, 201370), (130, 156449), (202, 100685), (505, 40274), (1010, 20137), (1313, 15490), (1549, 13130), (2626, 7745), (3098, 6565)]