12989156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2851}}^1$

素因数の和:2939

約数の個数: 24

約数和(自身を含む): 24435936

約数和(自身を除く): 11446780

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 2851, 4556, 5702, 11404, 48467, 96934, 191017, 193868, 382034, 764068, 3247289, 6494578, 12989156]

約数ペア:

[(1, 12989156), (2, 6494578), (4, 3247289), (17, 764068), (34, 382034), (67, 193868), (68, 191017), (134, 96934), (268, 48467), (1139, 11404), (2278, 5702), (2851, 4556)]