18454473

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{3121}}^1$

素因数の和:3206

約数の個数: 20

約数和(自身を含む): 27954388

約数和(自身を除く): 9499915

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 3121, 5913, 9363, 28089, 84267, 227833, 252801, 683499, 2050497, 6151491, 18454473]

約数ペア:

[(1, 18454473), (3, 6151491), (9, 2050497), (27, 683499), (73, 252801), (81, 227833), (219, 84267), (657, 28089), (1971, 9363), (3121, 5913)]