20783122533

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17901053}}^1$

素因数の和:17901105

約数の個数: 16

約数和(自身を含む): 31505855040

約数和(自身を除く): 10722732507

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17901053, 53703159, 161109477, 483328431, 769745279, 2309235837, 6927707511, 20783122533]

約数ペア:

[(1, 20783122533), (3, 6927707511), (9, 2309235837), (27, 769745279), (43, 483328431), (129, 161109477), (387, 53703159), (1161, 17901053)]