19009934

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 24

約数和(自身を含む): 30087288

約数和(自身を除く): 11077354

約数列:

[1, 2, 37, 53, 74, 106, 131, 262, 1369, 1961, 2738, 3922, 4847, 6943, 9694, 13886, 72557, 145114, 179339, 256891, 358678, 513782, 9504967, 19009934]

約数ペア:

[(1, 19009934), (2, 9504967), (37, 513782), (53, 358678), (74, 256891), (106, 179339), (131, 145114), (262, 72557), (1369, 13886), (1961, 9694), (2738, 6943), (3922, 4847)]