20214926784

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{899881}}^1$

素因数の和:899915

約数の個数: 112

約数和(自身を含む): 63999607840

約数和(自身を除く): 43784681056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1248, 1404, 1728, 1872, 2496, 2808, 3744, 5616, 7488, 11232, 22464, 899881, 1799762, 2699643, 3599524, 5399286, 7199048, 8098929, 10798572, 11698453, 14398096, 16197858, 21597144, 23396906, 24296787, 28796192, 32395716, 35095359, 43194288, 46793812, 48593574, 57592384, 64791432, 70190718, 86388576, 93587624, 97187148, 105286077, 129582864, 140381436, 172777152, 187175248, 194374296, 210572154, 259165728, 280762872, 315858231, 374350496, 388748592, 421144308, 518331456, 561525744, 631716462, 748700992, 777497184, 842288616, 1123051488, 1263432924, 1554994368, 1684577232, 2246102976, 2526865848, 3369154464, 5053731696, 6738308928, 10107463392, 20214926784]

約数ペア:

[(1, 20214926784), (2, 10107463392), (3, 6738308928), (4, 5053731696), (6, 3369154464), (8, 2526865848), (9, 2246102976), (12, 1684577232), (13, 1554994368), (16, 1263432924), (18, 1123051488), (24, 842288616), (26, 777497184), (27, 748700992), (32, 631716462), (36, 561525744), (39, 518331456), (48, 421144308), (52, 388748592), (54, 374350496), (64, 315858231), (72, 280762872), (78, 259165728), (96, 210572154), (104, 194374296), (108, 187175248), (117, 172777152), (144, 140381436), (156, 129582864), (192, 105286077), (208, 97187148), (216, 93587624), (234, 86388576), (288, 70190718), (312, 64791432), (351, 57592384), (416, 48593574), (432, 46793812), (468, 43194288), (576, 35095359), (624, 32395716), (702, 28796192), (832, 24296787), (864, 23396906), (936, 21597144), (1248, 16197858), (1404, 14398096), (1728, 11698453), (1872, 10798572), (2496, 8098929), (2808, 7199048), (3744, 5399286), (5616, 3599524), (7488, 2699643), (11232, 1799762), (22464, 899881)]