18766986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6121}}^1$

素因数の和:6206

約数の個数: 32

約数和(自身を含む): 43490688

約数和(自身を除く): 24723702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6121, 12242, 18363, 36726, 42847, 85694, 128541, 257082, 446833, 893666, 1340499, 2680998, 3127831, 6255662, 9383493, 18766986]

約数ペア:

[(1, 18766986), (2, 9383493), (3, 6255662), (6, 3127831), (7, 2680998), (14, 1340499), (21, 893666), (42, 446833), (73, 257082), (146, 128541), (219, 85694), (438, 42847), (511, 36726), (1022, 18363), (1533, 12242), (3066, 6121)]