18849474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{709}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 46962240

約数和(自身を除く): 28112766

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 211, 422, 633, 709, 1266, 1418, 1477, 1899, 2127, 2954, 3798, 4254, 4431, 4963, 6381, 8862, 9926, 12762, 13293, 14889, 26586, 29778, 44667, 89334, 149599, 299198, 448797, 897594, 1047193, 1346391, 2094386, 2692782, 3141579, 6283158, 9424737, 18849474]

約数ペア:

[(1, 18849474), (2, 9424737), (3, 6283158), (6, 3141579), (7, 2692782), (9, 2094386), (14, 1346391), (18, 1047193), (21, 897594), (42, 448797), (63, 299198), (126, 149599), (211, 89334), (422, 44667), (633, 29778), (709, 26586), (1266, 14889), (1418, 13293), (1477, 12762), (1899, 9926), (2127, 8862), (2954, 6381), (3798, 4963), (4254, 4431)]