20962479

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{13259}}^1$

素因数の和:13310

約数の個数: 16

約数和(自身を含む): 30551040

約数和(自身を除く): 9588561

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 13259, 39777, 225403, 411029, 676209, 1233087, 6987493, 20962479]

約数ペア:

[(1, 20962479), (3, 6987493), (17, 1233087), (31, 676209), (51, 411029), (93, 225403), (527, 39777), (1581, 13259)]