20120681755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1863889}}^1$

素因数の和:1864038

約数の個数: 16

約数和(自身を含む): 25766415360

約数和(自身を除く): 5645733605

約数列:

[1, 5, 17, 85, 127, 635, 2159, 10795, 1863889, 9319445, 31686113, 158430565, 236713903, 1183569515, 4024136351, 20120681755]

約数ペア:

[(1, 20120681755), (5, 4024136351), (17, 1183569515), (85, 236713903), (127, 158430565), (635, 31686113), (2159, 9319445), (10795, 1863889)]