20646570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{98317}}^1$

素因数の和:98334

約数の個数: 32

約数和(自身を含む): 56631168

約数和(自身を除く): 35984598

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98317, 196634, 294951, 491585, 589902, 688219, 983170, 1376438, 1474755, 2064657, 2949510, 3441095, 4129314, 6882190, 10323285, 20646570]

約数ペア:

[(1, 20646570), (2, 10323285), (3, 6882190), (5, 4129314), (6, 3441095), (7, 2949510), (10, 2064657), (14, 1474755), (15, 1376438), (21, 983170), (30, 688219), (35, 589902), (42, 491585), (70, 294951), (105, 196634), (210, 98317)]