19578338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11239}}^1$

素因数の和:11321

約数の個数: 16

約数和(自身を含む): 32101440

約数和(自身を除く): 12523102

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 11239, 22478, 146107, 292214, 753013, 1506026, 9789169, 19578338]

約数ペア:

[(1, 19578338), (2, 9789169), (13, 1506026), (26, 753013), (67, 292214), (134, 146107), (871, 22478), (1742, 11239)]