20737195

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 26878464

約数和(自身を除く): 6141269

約数列:

[1, 5, 17, 85, 113, 127, 289, 565, 635, 1445, 1921, 2159, 9605, 10795, 14351, 32657, 36703, 71755, 163285, 183515, 243967, 1219835, 4147439, 20737195]

約数ペア:

[(1, 20737195), (5, 4147439), (17, 1219835), (85, 243967), (113, 183515), (127, 163285), (289, 71755), (565, 36703), (635, 32657), (1445, 14351), (1921, 10795), (2159, 9605)]