20843471

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 23368608

約数和(自身を除く): 2525137

約数列:

[1, 11, 73, 101, 257, 803, 1111, 2827, 7373, 18761, 25957, 81103, 206371, 285527, 1894861, 20843471]

約数ペア:

[(1, 20843471), (11, 1894861), (73, 285527), (101, 206371), (257, 81103), (803, 25957), (1111, 18761), (2827, 7373)]