18800079

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{821}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 26632800

約数和(自身を除く): 7832721

約数列:

[1, 3, 17, 51, 449, 821, 1347, 2463, 7633, 13957, 22899, 41871, 368629, 1105887, 6266693, 18800079]

約数ペア:

[(1, 18800079), (3, 6266693), (17, 1105887), (51, 368629), (449, 41871), (821, 22899), (1347, 13957), (2463, 7633)]