20535124

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{14221}}^1$

素因数の和:14263

約数の個数: 18

約数和(自身を含む): 37930074

約数和(自身を除く): 17394950

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 14221, 28442, 56884, 270199, 540398, 1080796, 5133781, 10267562, 20535124]

約数ペア:

[(1, 20535124), (2, 10267562), (4, 5133781), (19, 1080796), (38, 540398), (76, 270199), (361, 56884), (722, 28442), (1444, 14221)]