19203854211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^2\times {\mathrm{577}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 31262147280

約数和(自身を除く): 12058293069

約数列:

[1, 3, 9, 17, 19, 51, 57, 107, 153, 171, 321, 323, 577, 963, 969, 1731, 1819, 2033, 2907, 5193, 5457, 6099, 9809, 10963, 11449, 16371, 18297, 29427, 32889, 34347, 34561, 61739, 88281, 98667, 103041, 103683, 185217, 186371, 194633, 217531, 311049, 555651, 559113, 583899, 652593, 1049563, 1173041, 1677339, 1751697, 1957779, 3148689, 3519123, 3698027, 6606073, 9446067, 10557369, 11094081, 19818219, 19941697, 33282243, 59454657, 59825091, 112303241, 125515387, 179475273, 336909723, 376546161, 1010729169, 1129638483, 2133761579, 6401284737, 19203854211]

約数ペア:

[(1, 19203854211), (3, 6401284737), (9, 2133761579), (17, 1129638483), (19, 1010729169), (51, 376546161), (57, 336909723), (107, 179475273), (153, 125515387), (171, 112303241), (321, 59825091), (323, 59454657), (577, 33282243), (963, 19941697), (969, 19818219), (1731, 11094081), (1819, 10557369), (2033, 9446067), (2907, 6606073), (5193, 3698027), (5457, 3519123), (6099, 3148689), (9809, 1957779), (10963, 1751697), (11449, 1677339), (16371, 1173041), (18297, 1049563), (29427, 652593), (32889, 583899), (34347, 559113), (34561, 555651), (61739, 311049), (88281, 217531), (98667, 194633), (103041, 186371), (103683, 185217)]