39640862

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2335

約数の個数: 16

約数和(自身を含む): 60787584

約数和(自身を除く): 21146722

約数列:

[1, 2, 71, 131, 142, 262, 2131, 4262, 9301, 18602, 151301, 279161, 302602, 558322, 19820431, 39640862]

約数ペア:

[(1, 39640862), (2, 19820431), (71, 558322), (131, 302602), (142, 279161), (262, 151301), (2131, 18602), (4262, 9301)]