2005647974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{66593}}^1$

素因数の和:66680

約数の個数: 24

約数和(自身を含む): 3373119288

約数和(自身を除く): 1367471314

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 1369, 2738, 15059, 30118, 66593, 133186, 732523, 1465046, 2463941, 4927882, 27103351, 54206702, 91165817, 182331634, 1002823987, 2005647974]

約数ペア:

[(1, 2005647974), (2, 1002823987), (11, 182331634), (22, 91165817), (37, 54206702), (74, 27103351), (407, 4927882), (814, 2463941), (1369, 1465046), (2738, 732523), (15059, 133186), (30118, 66593)]