1999478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1451}}^1$

素因数の和:1519

約数の個数: 16

約数和(自身を含む): 3293136

約数和(自身を除く): 1293658

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 1451, 2902, 18863, 37726, 76903, 153806, 999739, 1999478]

約数ペア:

[(1, 1999478), (2, 999739), (13, 153806), (26, 76903), (53, 37726), (106, 18863), (689, 2902), (1378, 1451)]