18508735651

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{3631}}^1\times {\mathrm{4523}}^1$

素因数の和:8191

約数の個数: 24

約数和(自身を含む): 22477837824

約数和(自身を除く): 3969102173

約数列:

[1, 7, 23, 49, 161, 1127, 3631, 4523, 25417, 31661, 83513, 104029, 177919, 221627, 584591, 728203, 4092137, 5097421, 16423013, 114961091, 377729299, 804727637, 2644105093, 18508735651]

約数ペア:

[(1, 18508735651), (7, 2644105093), (23, 804727637), (49, 377729299), (161, 114961091), (1127, 16423013), (3631, 5097421), (4523, 4092137), (25417, 728203), (31661, 584591), (83513, 221627), (104029, 177919)]