18291605

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 22950000

約数和(自身を除く): 4658395

約数列:

[1, 5, 29, 101, 145, 505, 1249, 2929, 6245, 14645, 36221, 126149, 181105, 630745, 3658321, 18291605]

約数ペア:

[(1, 18291605), (5, 3658321), (29, 630745), (101, 181105), (145, 126149), (505, 36221), (1249, 14645), (2929, 6245)]