20179904576

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{54751}}^1$

素因数の和:55219

約数の個数: 56

約数和(自身を含む): 43222980864

約数和(自身を除く): 23043076288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 443, 832, 886, 1772, 3544, 5759, 7088, 11518, 14176, 23036, 28352, 46072, 54751, 92144, 109502, 184288, 219004, 368576, 438008, 711763, 876016, 1423526, 1752032, 2847052, 3504064, 5694104, 11388208, 22776416, 24254693, 45552832, 48509386, 97018772, 194037544, 315311009, 388075088, 630622018, 776150176, 1261244036, 1552300352, 2522488072, 5044976144, 10089952288, 20179904576]

約数ペア:

[(1, 20179904576), (2, 10089952288), (4, 5044976144), (8, 2522488072), (13, 1552300352), (16, 1261244036), (26, 776150176), (32, 630622018), (52, 388075088), (64, 315311009), (104, 194037544), (208, 97018772), (416, 48509386), (443, 45552832), (832, 24254693), (886, 22776416), (1772, 11388208), (3544, 5694104), (5759, 3504064), (7088, 2847052), (11518, 1752032), (14176, 1423526), (23036, 876016), (28352, 711763), (46072, 438008), (54751, 368576), (92144, 219004), (109502, 184288)]