828289990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{396311}}^1$

素因数の和:396348

約数の個数: 32

約数和(自身を含む): 1712067840

約数和(自身を除く): 883777850

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 396311, 792622, 1981555, 3963110, 4359421, 7529909, 8718842, 15059818, 21797105, 37649545, 43594210, 75299090, 82828999, 165657998, 414144995, 828289990]

約数ペア:

[(1, 828289990), (2, 414144995), (5, 165657998), (10, 82828999), (11, 75299090), (19, 43594210), (22, 37649545), (38, 21797105), (55, 15059818), (95, 8718842), (110, 7529909), (190, 4359421), (209, 3963110), (418, 1981555), (1045, 792622), (2090, 396311)]