20565649

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 22917888

約数和(自身を除く): 2352239

約数列:

[1, 13, 47, 97, 347, 611, 1261, 4511, 4559, 16309, 33659, 59267, 212017, 437567, 1581973, 20565649]

約数ペア:

[(1, 20565649), (13, 1581973), (47, 437567), (97, 212017), (347, 59267), (611, 33659), (1261, 16309), (4511, 4559)]