66391586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{13337}}^1$

素因数の和:13489

約数の個数: 16

約数和(自身を含む): 105636960

約数和(自身を除く): 39245374

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 13337, 26674, 253403, 506806, 1747147, 3494294, 33195793, 66391586]

約数ペア:

[(1, 66391586), (2, 33195793), (19, 3494294), (38, 1747147), (131, 506806), (262, 253403), (2489, 26674), (4978, 13337)]