20126465272

素因数分解:

$2^3\times {\mathrm{4481}}^1\times {\mathrm{561439}}^1$

素因数の和:565926

約数の個数: 16

約数和(自身を含む): 37745611200

約数和(自身を除く): 17619145928

約数列:

[1, 2, 4, 8, 4481, 8962, 17924, 35848, 561439, 1122878, 2245756, 4491512, 2515808159, 5031616318, 10063232636, 20126465272]

約数ペア:

[(1, 20126465272), (2, 10063232636), (4, 5031616318), (8, 2515808159), (4481, 4491512), (8962, 2245756), (17924, 1122878), (35848, 561439)]