20069270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 39106368

約数和(自身を除く): 19037098

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 317, 487, 634, 974, 1585, 2435, 3170, 4121, 4870, 6331, 8242, 12662, 20605, 31655, 41210, 63310, 154379, 308758, 771895, 1543790, 2006927, 4013854, 10034635, 20069270]

約数ペア:

[(1, 20069270), (2, 10034635), (5, 4013854), (10, 2006927), (13, 1543790), (26, 771895), (65, 308758), (130, 154379), (317, 63310), (487, 41210), (634, 31655), (974, 20605), (1585, 12662), (2435, 8242), (3170, 6331), (4121, 4870)]