20486585013

素因数分解:

$3^1\times {\mathrm{977}}^1\times {\mathrm{1789}}^1\times {\mathrm{3907}}^1$

素因数の和:6676

約数の個数: 16

約数和(自身を含む): 27365691840

約数和(自身を除く): 6879106827

約数列:

[1, 3, 977, 1789, 2931, 3907, 5367, 11721, 1747853, 3817139, 5243559, 6989623, 11451417, 20968869, 6828861671, 20486585013]

約数ペア:

[(1, 20486585013), (3, 6828861671), (977, 20968869), (1789, 11451417), (2931, 6989623), (3907, 5243559), (5367, 3817139), (11721, 1747853)]