20899617

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1\times {\mathrm{607}}^1$

素因数の和:1132

約数の個数: 16

約数和(自身を含む): 29184000

約数和(自身を除く): 8284383

約数列:

[1, 3, 23, 69, 499, 607, 1497, 1821, 11477, 13961, 34431, 41883, 302893, 908679, 6966539, 20899617]

約数ペア:

[(1, 20899617), (3, 6966539), (23, 908679), (69, 302893), (499, 41883), (607, 34431), (1497, 13961), (1821, 11477)]