20627139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{4943}}^1$

素因数の和:5066

約数の個数: 16

約数和(自身を含む): 29901312

約数和(自身を除く): 9274173

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 4943, 14829, 64259, 192777, 528901, 1586703, 6875713, 20627139]

約数ペア:

[(1, 20627139), (3, 6875713), (13, 1586703), (39, 528901), (107, 192777), (321, 64259), (1391, 14829), (4173, 4943)]