40078714

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81131}}^1$

素因数の和:81165

約数の個数: 16

約数和(自身を含む): 68150880

約数和(自身を除く): 28072166

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 81131, 162262, 1054703, 1541489, 2109406, 3082978, 20039357, 40078714]

約数ペア:

[(1, 40078714), (2, 20039357), (13, 3082978), (19, 2109406), (26, 1541489), (38, 1054703), (247, 162262), (494, 81131)]