18492453

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2246

約数の個数: 36

約数和(自身を含む): 32722560

約数和(自身を除く): 14230107

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2207, 2793, 6621, 8379, 15449, 19863, 41933, 46347, 108143, 125799, 139041, 293531, 324429, 377397, 880593, 973287, 2054717, 2641779, 6164151, 18492453]

約数ペア:

[(1, 18492453), (3, 6164151), (7, 2641779), (9, 2054717), (19, 973287), (21, 880593), (49, 377397), (57, 324429), (63, 293531), (133, 139041), (147, 125799), (171, 108143), (399, 46347), (441, 41933), (931, 19863), (1197, 15449), (2207, 8379), (2793, 6621)]