20534254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1931}}^1$

素因数の和:2355

約数の個数: 16

約数和(自身を含む): 33269040

約数和(自身を除く): 12734786

約数列:

[1, 2, 13, 26, 409, 818, 1931, 3862, 5317, 10634, 25103, 50206, 789779, 1579558, 10267127, 20534254]

約数ペア:

[(1, 20534254), (2, 10267127), (13, 1579558), (26, 789779), (409, 50206), (818, 25103), (1931, 10634), (3862, 5317)]