20178701245

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1348393}}^1$

素因数の和:1348512

約数の個数: 16

約数和(自身を含む): 25144851312

約数和(自身を除く): 4966150067

約数列:

[1, 5, 41, 73, 205, 365, 2993, 14965, 1348393, 6741965, 55284113, 98432689, 276420565, 492163445, 4035740249, 20178701245]

約数ペア:

[(1, 20178701245), (5, 4035740249), (41, 492163445), (73, 276420565), (205, 98432689), (365, 55284113), (2993, 6741965), (14965, 1348393)]