18749094723

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{271927}}^1$

素因数の和:272143

約数の個数: 24

約数和(自身を含む): 27828023808

約数和(自身を除く): 9078929085

約数列:

[1, 3, 9, 47, 141, 163, 423, 489, 1467, 7661, 22983, 68949, 271927, 815781, 2447343, 12780569, 38341707, 44324101, 115025121, 132972303, 398916909, 2083232747, 6249698241, 18749094723]

約数ペア:

[(1, 18749094723), (3, 6249698241), (9, 2083232747), (47, 398916909), (141, 132972303), (163, 115025121), (423, 44324101), (489, 38341707), (1467, 12780569), (7661, 2447343), (22983, 815781), (68949, 271927)]