20570488

素因数分解:

$2^3\times {\mathrm{569}}^1\times {\mathrm{4519}}^1$

素因数の和:5094

約数の個数: 16

約数和(自身を含む): 38646000

約数和(自身を除く): 18075512

約数列:

[1, 2, 4, 8, 569, 1138, 2276, 4519, 4552, 9038, 18076, 36152, 2571311, 5142622, 10285244, 20570488]

約数ペア:

[(1, 20570488), (2, 10285244), (4, 5142622), (8, 2571311), (569, 36152), (1138, 18076), (2276, 9038), (4519, 4552)]