20571682

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{523}}^1$

素因数の和:873

約数の個数: 16

約数和(自身を含む): 31465152

約数和(自身を除く): 10893470

約数列:

[1, 2, 71, 142, 277, 523, 554, 1046, 19667, 37133, 39334, 74266, 144871, 289742, 10285841, 20571682]

約数ペア:

[(1, 20571682), (2, 10285841), (71, 289742), (142, 144871), (277, 74266), (523, 39334), (554, 37133), (1046, 19667)]