20168963208

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1123}}^1\times {\mathrm{5801}}^1$

素因数の和:6979

約数の個数: 96

約数和(自身を含む): 55954023840

約数和(自身を除く): 35785060632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1123, 1548, 2246, 3096, 3369, 4492, 5801, 6738, 8984, 10107, 11602, 13476, 17403, 20214, 23204, 26952, 34806, 40428, 46408, 48289, 52209, 69612, 80856, 96578, 104418, 139224, 144867, 193156, 208836, 249443, 289734, 386312, 417672, 434601, 498886, 579468, 748329, 869202, 997772, 1158936, 1496658, 1738404, 1995544, 2244987, 2993316, 3476808, 4489974, 5986632, 6514523, 8979948, 13029046, 17959896, 19543569, 26058092, 39087138, 52116184, 58630707, 78174276, 117261414, 156348552, 234522828, 280124489, 469045656, 560248978, 840373467, 1120497956, 1680746934, 2240995912, 2521120401, 3361493868, 5042240802, 6722987736, 10084481604, 20168963208]

約数ペア:

[(1, 20168963208), (2, 10084481604), (3, 6722987736), (4, 5042240802), (6, 3361493868), (8, 2521120401), (9, 2240995912), (12, 1680746934), (18, 1120497956), (24, 840373467), (36, 560248978), (43, 469045656), (72, 280124489), (86, 234522828), (129, 156348552), (172, 117261414), (258, 78174276), (344, 58630707), (387, 52116184), (516, 39087138), (774, 26058092), (1032, 19543569), (1123, 17959896), (1548, 13029046), (2246, 8979948), (3096, 6514523), (3369, 5986632), (4492, 4489974), (5801, 3476808), (6738, 2993316), (8984, 2244987), (10107, 1995544), (11602, 1738404), (13476, 1496658), (17403, 1158936), (20214, 997772), (23204, 869202), (26952, 748329), (34806, 579468), (40428, 498886), (46408, 434601), (48289, 417672), (52209, 386312), (69612, 289734), (80856, 249443), (96578, 208836), (104418, 193156), (139224, 144867)]