18786090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2381}}^1$

素因数の和:2654

約数の個数: 32

約数和(自身を含む): 45277056

約数和(自身を除く): 26490966

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2381, 2630, 3945, 4762, 7143, 7890, 11905, 14286, 23810, 35715, 71430, 626203, 1252406, 1878609, 3131015, 3757218, 6262030, 9393045, 18786090]

約数ペア:

[(1, 18786090), (2, 9393045), (3, 6262030), (5, 3757218), (6, 3131015), (10, 1878609), (15, 1252406), (30, 626203), (263, 71430), (526, 35715), (789, 23810), (1315, 14286), (1578, 11905), (2381, 7890), (2630, 7143), (3945, 4762)]