20041612

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 36251600

約数和(自身を除く): 16209988

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 1069, 2138, 4276, 4687, 9374, 18748, 45967, 91934, 116521, 183868, 233042, 466084, 5010403, 10020806, 20041612]

約数ペア:

[(1, 20041612), (2, 10020806), (4, 5010403), (43, 466084), (86, 233042), (109, 183868), (172, 116521), (218, 91934), (436, 45967), (1069, 18748), (2138, 9374), (4276, 4687)]