18449451

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5297}}^1$

素因数の和:5352

約数の個数: 20

約数和(自身を含む): 28206552

約数和(自身を除く): 9757101

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5297, 15891, 47673, 143019, 227771, 429057, 683313, 2049939, 6149817, 18449451]

約数ペア:

[(1, 18449451), (3, 6149817), (9, 2049939), (27, 683313), (43, 429057), (81, 227771), (129, 143019), (387, 47673), (1161, 15891), (3483, 5297)]