18540204963

素因数分解:

$3^1\times 7^1\times {\mathrm{4217}}^1\times {\mathrm{209359}}^1$

素因数の和:213586

約数の個数: 16

約数和(自身を含む): 28258575360

約数和(自身を除く): 9718370397

約数列:

[1, 3, 7, 21, 4217, 12651, 29519, 88557, 209359, 628077, 1465513, 4396539, 882866903, 2648600709, 6180068321, 18540204963]

約数ペア:

[(1, 18540204963), (3, 6180068321), (7, 2648600709), (21, 882866903), (4217, 4396539), (12651, 1465513), (29519, 628077), (88557, 209359)]