18974763

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{6823}}^1$

素因数の和:6935

約数の個数: 16

約数和(自身を含む): 28387840

約数和(自身を除く): 9413077

約数列:

[1, 3, 9, 27, 103, 309, 927, 2781, 6823, 20469, 61407, 184221, 702769, 2108307, 6324921, 18974763]

約数ペア:

[(1, 18974763), (3, 6324921), (9, 2108307), (27, 702769), (103, 184221), (309, 61407), (927, 20469), (2781, 6823)]