18412029

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9883}}^1$

素因数の和:9918

約数の個数: 20

約数和(自身を含む): 28703136

約数和(自身を除く): 10291107

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9883, 29649, 88947, 227309, 266841, 681927, 800523, 2045781, 6137343, 18412029]

約数ペア:

[(1, 18412029), (3, 6137343), (9, 2045781), (23, 800523), (27, 681927), (69, 266841), (81, 227309), (207, 88947), (621, 29649), (1863, 9883)]