20168385465

素因数分解:

$3^1\times 5^1\times {\mathrm{5261}}^1\times {\mathrm{255571}}^1$

素因数の和:260840

約数の個数: 16

約数和(自身を含む): 32275676736

約数和(自身を除く): 12107291271

約数列:

[1, 3, 5, 15, 5261, 15783, 26305, 78915, 255571, 766713, 1277855, 3833565, 1344559031, 4033677093, 6722795155, 20168385465]

約数ペア:

[(1, 20168385465), (3, 6722795155), (5, 4033677093), (15, 1344559031), (5261, 3833565), (15783, 1277855), (26305, 766713), (78915, 255571)]