18010293

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{7207}}^1$

素因数の和:7241

約数の個数: 24

約数和(自身を含む): 29581632

約数和(自身を除く): 11571339

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 7207, 21621, 50449, 122519, 151347, 353143, 367557, 857633, 1059429, 2572899, 6003431, 18010293]

約数ペア:

[(1, 18010293), (3, 6003431), (7, 2572899), (17, 1059429), (21, 857633), (49, 367557), (51, 353143), (119, 151347), (147, 122519), (357, 50449), (833, 21621), (2499, 7207)]