20736492135

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81319577}}^1$

素因数の和:81319602

約数の個数: 16

約数和(自身を含む): 35130057696

約数和(自身を除く): 14393565561

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 81319577, 243958731, 406597885, 1219793655, 1382432809, 4147298427, 6912164045, 20736492135]

約数ペア:

[(1, 20736492135), (3, 6912164045), (5, 4147298427), (15, 1382432809), (17, 1219793655), (51, 406597885), (85, 243958731), (255, 81319577)]