19810136

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{34877}}^1$

素因数の和:34954

約数の個数: 16

約数和(自身を含む): 37668240

約数和(自身を除く): 17858104

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 34877, 69754, 139508, 279016, 2476267, 4952534, 9905068, 19810136]

約数ペア:

[(1, 19810136), (2, 9905068), (4, 4952534), (8, 2476267), (71, 279016), (142, 139508), (284, 69754), (568, 34877)]