18543694

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:772

約数の個数: 24

約数和(自身を含む): 30528792

約数和(自身を除く): 11985098

約数列:

[1, 2, 13, 26, 83, 166, 169, 338, 661, 1079, 1322, 2158, 8593, 14027, 17186, 28054, 54863, 109726, 111709, 223418, 713219, 1426438, 9271847, 18543694]

約数ペア:

[(1, 18543694), (2, 9271847), (13, 1426438), (26, 713219), (83, 223418), (166, 111709), (169, 109726), (338, 54863), (661, 28054), (1079, 17186), (1322, 14027), (2158, 8593)]