20078121

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{32969}}^1$

素因数の和:33008

約数の個数: 16

約数和(自身を含む): 31651200

約数和(自身を除く): 11573079

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 32969, 98907, 230783, 692349, 956101, 2868303, 6692707, 20078121]

約数ペア:

[(1, 20078121), (3, 6692707), (7, 2868303), (21, 956101), (29, 692349), (87, 230783), (203, 98907), (609, 32969)]