20526246

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87719}}^1$

素因数の和:87740

約数の個数: 24

約数和(自身を含む): 47895120

約数和(自身を除く): 27368874

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 87719, 175438, 263157, 526314, 789471, 1140347, 1578942, 2280694, 3421041, 6842082, 10263123, 20526246]

約数ペア:

[(1, 20526246), (2, 10263123), (3, 6842082), (6, 3421041), (9, 2280694), (13, 1578942), (18, 1140347), (26, 789471), (39, 526314), (78, 263157), (117, 175438), (234, 87719)]