20940177984

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{8467}}^1$

素因数の和:9664

約数の個数: 112

約数和(自身を含む): 60499727616

約数和(自身を除く): 39559549632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 1171, 2112, 2342, 3513, 4684, 7026, 8467, 9368, 12881, 14052, 16934, 18736, 25401, 25762, 28104, 33868, 37472, 38643, 50802, 51524, 56208, 67736, 74944, 77286, 93137, 101604, 103048, 112416, 135472, 154572, 186274, 203208, 206096, 224832, 270944, 279411, 309144, 372548, 406416, 412192, 541888, 558822, 618288, 745096, 812832, 824384, 1117644, 1236576, 1490192, 1625664, 2235288, 2473152, 2980384, 4470576, 5960768, 8941152, 9914857, 17882304, 19829714, 29744571, 39659428, 59489142, 79318856, 109063427, 118978284, 158637712, 218126854, 237956568, 317275424, 327190281, 436253708, 475913136, 634550848, 654380562, 872507416, 951826272, 1308761124, 1745014832, 1903652544, 2617522248, 3490029664, 5235044496, 6980059328, 10470088992, 20940177984]

約数ペア:

[(1, 20940177984), (2, 10470088992), (3, 6980059328), (4, 5235044496), (6, 3490029664), (8, 2617522248), (11, 1903652544), (12, 1745014832), (16, 1308761124), (22, 951826272), (24, 872507416), (32, 654380562), (33, 634550848), (44, 475913136), (48, 436253708), (64, 327190281), (66, 317275424), (88, 237956568), (96, 218126854), (132, 158637712), (176, 118978284), (192, 109063427), (264, 79318856), (352, 59489142), (528, 39659428), (704, 29744571), (1056, 19829714), (1171, 17882304), (2112, 9914857), (2342, 8941152), (3513, 5960768), (4684, 4470576), (7026, 2980384), (8467, 2473152), (9368, 2235288), (12881, 1625664), (14052, 1490192), (16934, 1236576), (18736, 1117644), (25401, 824384), (25762, 812832), (28104, 745096), (33868, 618288), (37472, 558822), (38643, 541888), (50802, 412192), (51524, 406416), (56208, 372548), (67736, 309144), (74944, 279411), (77286, 270944), (93137, 224832), (101604, 206096), (103048, 203208), (112416, 186274), (135472, 154572)]