20123143397

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{3733}}^1\times {\mathrm{17909}}^1$

素因数の和:21692

約数の個数: 16

約数和(自身を含む): 23540330880

約数和(自身を除く): 3417187483

約数列:

[1, 7, 43, 301, 3733, 17909, 26131, 125363, 160519, 770087, 1123633, 5390609, 66854297, 467980079, 2874734771, 20123143397]

約数ペア:

[(1, 20123143397), (7, 2874734771), (43, 467980079), (301, 66854297), (3733, 5390609), (17909, 1123633), (26131, 770087), (125363, 160519)]