161489488

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{246173}}^1$

素因数の和:246222

約数の個数: 20

約数和(自身を含む): 320518548

約数和(自身を除く): 159029060

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 246173, 492346, 984692, 1969384, 3938768, 10093093, 20186186, 40372372, 80744744, 161489488]

約数ペア:

[(1, 161489488), (2, 80744744), (4, 40372372), (8, 20186186), (16, 10093093), (41, 3938768), (82, 1969384), (164, 984692), (328, 492346), (656, 246173)]