20348343

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1471}}^1$

素因数の和:1559

約数の個数: 24

約数和(自身を含む): 31000320

約数和(自身を除く): 10651977

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1471, 1537, 4413, 4611, 13239, 13833, 42659, 77963, 127977, 233889, 383931, 701667, 2260927, 6782781, 20348343]

約数ペア:

[(1, 20348343), (3, 6782781), (9, 2260927), (29, 701667), (53, 383931), (87, 233889), (159, 127977), (261, 77963), (477, 42659), (1471, 13833), (1537, 13239), (4413, 4611)]