20510699

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:578

約数の個数: 16

約数和(自身を含む): 23172864

約数和(自身を除く): 2662165

約数列:

[1, 11, 43, 103, 421, 473, 1133, 4429, 4631, 18103, 43363, 48719, 199133, 476993, 1864609, 20510699]

約数ペア:

[(1, 20510699), (11, 1864609), (43, 476993), (103, 199133), (421, 48719), (473, 43363), (1133, 18103), (4429, 4631)]