18428697

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17207}}^1$

素因数の和:17237

約数の個数: 24

約数和(自身を含む): 32213376

約数和(自身を除く): 13784679

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 17207, 51621, 120449, 154863, 292519, 361347, 877557, 1084041, 2047633, 2632671, 6142899, 18428697]

約数ペア:

[(1, 18428697), (3, 6142899), (7, 2632671), (9, 2047633), (17, 1084041), (21, 877557), (51, 361347), (63, 292519), (119, 154863), (153, 120449), (357, 51621), (1071, 17207)]