20917742976

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1396751}}^1$

素因数の和:1396784

約数の個数: 96

約数和(自身を含む): 64823260320

約数和(自身を除く): 43905517344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 832, 936, 1152, 1248, 1664, 1872, 2496, 3744, 4992, 7488, 14976, 1396751, 2793502, 4190253, 5587004, 8380506, 11174008, 12570759, 16761012, 18157763, 22348016, 25141518, 33522024, 36315526, 44696032, 50283036, 54473289, 67044048, 72631052, 89392064, 100566072, 108946578, 134088096, 145262104, 163419867, 178784128, 201132144, 217893156, 268176192, 290524208, 326839734, 402264288, 435786312, 536352384, 581048416, 653679468, 804528576, 871572624, 1162096832, 1307358936, 1609057152, 1743145248, 2324193664, 2614717872, 3486290496, 5229435744, 6972580992, 10458871488, 20917742976]

約数ペア:

[(1, 20917742976), (2, 10458871488), (3, 6972580992), (4, 5229435744), (6, 3486290496), (8, 2614717872), (9, 2324193664), (12, 1743145248), (13, 1609057152), (16, 1307358936), (18, 1162096832), (24, 871572624), (26, 804528576), (32, 653679468), (36, 581048416), (39, 536352384), (48, 435786312), (52, 402264288), (64, 326839734), (72, 290524208), (78, 268176192), (96, 217893156), (104, 201132144), (117, 178784128), (128, 163419867), (144, 145262104), (156, 134088096), (192, 108946578), (208, 100566072), (234, 89392064), (288, 72631052), (312, 67044048), (384, 54473289), (416, 50283036), (468, 44696032), (576, 36315526), (624, 33522024), (832, 25141518), (936, 22348016), (1152, 18157763), (1248, 16761012), (1664, 12570759), (1872, 11174008), (2496, 8380506), (3744, 5587004), (4992, 4190253), (7488, 2793502), (14976, 1396751)]