20970696

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{2179}}^1$

素因数の和:2589

約数の個数: 32

約数和(自身を含む): 52581600

約数和(自身を除く): 31610904

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2179, 2406, 3208, 4358, 4812, 6537, 8716, 9624, 13074, 17432, 26148, 52296, 873779, 1747558, 2621337, 3495116, 5242674, 6990232, 10485348, 20970696]

約数ペア:

[(1, 20970696), (2, 10485348), (3, 6990232), (4, 5242674), (6, 3495116), (8, 2621337), (12, 1747558), (24, 873779), (401, 52296), (802, 26148), (1203, 17432), (1604, 13074), (2179, 9624), (2406, 8716), (3208, 6537), (4358, 4812)]