20786982044

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2538713}}^1$

素因数の和:2538829

約数の個数: 24

約数和(自身を含む): 38385355680

約数和(自身を除く): 17598373636

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 4094, 8188, 2538713, 5077426, 10154852, 58390399, 116780798, 225945457, 233561596, 451890914, 903781828, 5196745511, 10393491022, 20786982044]

約数ペア:

[(1, 20786982044), (2, 10393491022), (4, 5196745511), (23, 903781828), (46, 451890914), (89, 233561596), (92, 225945457), (178, 116780798), (356, 58390399), (2047, 10154852), (4094, 5077426), (8188, 2538713)]