54557668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20327}}^1$

素因数の和:20403

約数の個数: 24

約数和(自身を含む): 105868224

約数和(自身を除く): 51310556

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 20327, 40654, 81308, 223597, 447194, 894388, 1239947, 2479894, 4959788, 13639417, 27278834, 54557668]

約数ペア:

[(1, 54557668), (2, 27278834), (4, 13639417), (11, 4959788), (22, 2479894), (44, 1239947), (61, 894388), (122, 447194), (244, 223597), (671, 81308), (1342, 40654), (2684, 20327)]