20297763

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17483}}^1$

素因数の和:17535

約数の個数: 16

約数和(自身を含む): 30771840

約数和(自身を除く): 10474077

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17483, 52449, 157347, 472041, 751769, 2255307, 6765921, 20297763]

約数ペア:

[(1, 20297763), (3, 6765921), (9, 2255307), (27, 751769), (43, 472041), (129, 157347), (387, 52449), (1161, 17483)]