9971312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47939}}^1$

素因数の和:47960

約数の個数: 20

約数和(自身を含む): 20805960

約数和(自身を除く): 10834648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 47939, 95878, 191756, 383512, 623207, 767024, 1246414, 2492828, 4985656, 9971312]

約数ペア:

[(1, 9971312), (2, 4985656), (4, 2492828), (8, 1246414), (13, 767024), (16, 623207), (26, 383512), (52, 191756), (104, 95878), (208, 47939)]