20069799

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3847}}^1$

素因数の和:3934

約数の個数: 16

約数和(自身を含む): 28075008

約数和(自身を除く): 8005209

約数列:

[1, 3, 37, 47, 111, 141, 1739, 3847, 5217, 11541, 142339, 180809, 427017, 542427, 6689933, 20069799]

約数ペア:

[(1, 20069799), (3, 6689933), (37, 542427), (47, 427017), (111, 180809), (141, 142339), (1739, 11541), (3847, 5217)]