20383085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8269}}^1$

素因数の和:8320

約数の個数: 16

約数和(自身を含む): 26794800

約数和(自身を除く): 6411715

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 8269, 41345, 140573, 239801, 702865, 1199005, 4076617, 20383085]

約数ペア:

[(1, 20383085), (5, 4076617), (17, 1199005), (29, 702865), (85, 239801), (145, 140573), (493, 41345), (2465, 8269)]