20606295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80809}}^1$

素因数の和:80834

約数の個数: 16

約数和(自身を含む): 34909920

約数和(自身を除く): 14303625

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 80809, 242427, 404045, 1212135, 1373753, 4121259, 6868765, 20606295]

約数ペア:

[(1, 20606295), (3, 6868765), (5, 4121259), (15, 1373753), (17, 1212135), (51, 404045), (85, 242427), (255, 80809)]