19136271

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 34013952

約数和(自身を除く): 14877681

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 187, 231, 357, 363, 443, 561, 847, 1309, 1329, 2057, 2541, 3101, 3927, 4873, 6171, 7531, 9303, 14399, 14619, 22593, 34111, 43197, 52717, 53603, 82841, 102333, 158151, 160809, 248523, 375221, 579887, 911251, 1125663, 1739661, 2733753, 6378757, 19136271]

約数ペア:

[(1, 19136271), (3, 6378757), (7, 2733753), (11, 1739661), (17, 1125663), (21, 911251), (33, 579887), (51, 375221), (77, 248523), (119, 160809), (121, 158151), (187, 102333), (231, 82841), (357, 53603), (363, 52717), (443, 43197), (561, 34111), (847, 22593), (1309, 14619), (1329, 14399), (2057, 9303), (2541, 7531), (3101, 6171), (3927, 4873)]