20180977623

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2744591}}^1$

素因数の和:2744659

約数の個数: 24

約数和(自身を含む): 31398132480

約数和(自身を除く): 11217154857

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 2744591, 8233773, 24701319, 52147229, 118017413, 156441687, 354052239, 469325061, 1062156717, 2242330847, 6726992541, 20180977623]

約数ペア:

[(1, 20180977623), (3, 6726992541), (9, 2242330847), (19, 1062156717), (43, 469325061), (57, 354052239), (129, 156441687), (171, 118017413), (387, 52147229), (817, 24701319), (2451, 8233773), (7353, 2744591)]