201991912

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{615829}}^1$

素因数の和:615876

約数の個数: 16

約数和(自身を含む): 387972900

約数和(自身を除く): 185980988

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 615829, 1231658, 2463316, 4926632, 25248989, 50497978, 100995956, 201991912]

約数ペア:

[(1, 201991912), (2, 100995956), (4, 50497978), (8, 25248989), (41, 4926632), (82, 2463316), (164, 1231658), (328, 615829)]