18931900527

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1433909}}^1$

素因数の和:1434084

約数の個数: 20

約数和(自身を含む): 28454510040

約数和(自身を除く): 9522609513

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 4401, 13203, 1433909, 4301727, 12905181, 38715543, 116146629, 233727167, 701181501, 2103544503, 6310633509, 18931900527]

約数ペア:

[(1, 18931900527), (3, 6310633509), (9, 2103544503), (27, 701181501), (81, 233727167), (163, 116146629), (489, 38715543), (1467, 12905181), (4401, 4301727), (13203, 1433909)]