20587882

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4639}}^1$

素因数の和:4965

約数の個数: 16

約数和(自身を含む): 35412480

約数和(自身を除く): 14824598

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 4639, 9278, 32473, 64946, 1470563, 2941126, 10293941, 20587882]

約数ペア:

[(1, 20587882), (2, 10293941), (7, 2941126), (14, 1470563), (317, 64946), (634, 32473), (2219, 9278), (4438, 4639)]