20118090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10009}}^1$

素因数の和:10086

約数の個数: 32

約数和(自身を含む): 49008960

約数和(自身を除く): 28890870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10009, 20018, 30027, 50045, 60054, 100090, 150135, 300270, 670603, 1341206, 2011809, 3353015, 4023618, 6706030, 10059045, 20118090]

約数ペア:

[(1, 20118090), (2, 10059045), (3, 6706030), (5, 4023618), (6, 3353015), (10, 2011809), (15, 1341206), (30, 670603), (67, 300270), (134, 150135), (201, 100090), (335, 60054), (402, 50045), (670, 30027), (1005, 20018), (2010, 10009)]