20115748

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 36320760

約数和(自身を除く): 16205012

約数列:

[1, 2, 4, 41, 82, 164, 173, 346, 692, 709, 1418, 2836, 7093, 14186, 28372, 29069, 58138, 116276, 122657, 245314, 490628, 5028937, 10057874, 20115748]

約数ペア:

[(1, 20115748), (2, 10057874), (4, 5028937), (41, 490628), (82, 245314), (164, 122657), (173, 116276), (346, 58138), (692, 29069), (709, 28372), (1418, 14186), (2836, 7093)]