20762445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5471}}^1$

素因数の和:5513

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 17060019

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 5471, 16413, 27355, 60181, 82065, 125833, 180543, 300905, 377499, 629165, 902715, 1384163, 1887495, 4152489, 6920815, 20762445]

約数ペア:

[(1, 20762445), (3, 6920815), (5, 4152489), (11, 1887495), (15, 1384163), (23, 902715), (33, 629165), (55, 377499), (69, 300905), (115, 180543), (165, 125833), (253, 82065), (345, 60181), (759, 27355), (1265, 16413), (3795, 5471)]