20795544

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 192

約数和(自身を含む): 73082880

約数和(自身を除く): 52287336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 31, 33, 36, 42, 44, 56, 62, 63, 66, 72, 77, 84, 88, 93, 99, 121, 124, 126, 132, 154, 168, 186, 198, 217, 231, 242, 248, 252, 264, 279, 308, 341, 363, 372, 396, 434, 462, 484, 504, 558, 616, 651, 682, 693, 726, 744, 792, 847, 868, 924, 968, 1023, 1089, 1116, 1302, 1331, 1364, 1386, 1452, 1694, 1736, 1848, 1953, 2046, 2178, 2232, 2387, 2541, 2604, 2662, 2728, 2772, 2904, 3069, 3388, 3751, 3906, 3993, 4092, 4356, 4774, 5082, 5208, 5324, 5544, 6138, 6776, 7161, 7502, 7623, 7812, 7986, 8184, 8712, 9317, 9548, 10164, 10648, 11253, 11979, 12276, 14322, 15004, 15246, 15624, 15972, 18634, 19096, 20328, 21483, 22506, 23958, 24552, 26257, 27951, 28644, 30008, 30492, 31944, 33759, 37268, 41261, 42966, 45012, 47916, 52514, 55902, 57288, 60984, 67518, 74536, 78771, 82522, 83853, 85932, 90024, 95832, 105028, 111804, 123783, 135036, 157542, 165044, 167706, 171864, 210056, 223608, 236313, 247566, 270072, 288827, 315084, 330088, 335412, 371349, 472626, 495132, 577654, 630168, 670824, 742698, 866481, 945252, 990264, 1155308, 1485396, 1732962, 1890504, 2310616, 2599443, 2970792, 3465924, 5198886, 6931848, 10397772, 20795544]

約数ペア:

[(1, 20795544), (2, 10397772), (3, 6931848), (4, 5198886), (6, 3465924), (7, 2970792), (8, 2599443), (9, 2310616), (11, 1890504), (12, 1732962), (14, 1485396), (18, 1155308), (21, 990264), (22, 945252), (24, 866481), (28, 742698), (31, 670824), (33, 630168), (36, 577654), (42, 495132), (44, 472626), (56, 371349), (62, 335412), (63, 330088), (66, 315084), (72, 288827), (77, 270072), (84, 247566), (88, 236313), (93, 223608), (99, 210056), (121, 171864), (124, 167706), (126, 165044), (132, 157542), (154, 135036), (168, 123783), (186, 111804), (198, 105028), (217, 95832), (231, 90024), (242, 85932), (248, 83853), (252, 82522), (264, 78771), (279, 74536), (308, 67518), (341, 60984), (363, 57288), (372, 55902), (396, 52514), (434, 47916), (462, 45012), (484, 42966), (504, 41261), (558, 37268), (616, 33759), (651, 31944), (682, 30492), (693, 30008), (726, 28644), (744, 27951), (792, 26257), (847, 24552), (868, 23958), (924, 22506), (968, 21483), (1023, 20328), (1089, 19096), (1116, 18634), (1302, 15972), (1331, 15624), (1364, 15246), (1386, 15004), (1452, 14322), (1694, 12276), (1736, 11979), (1848, 11253), (1953, 10648), (2046, 10164), (2178, 9548), (2232, 9317), (2387, 8712), (2541, 8184), (2604, 7986), (2662, 7812), (2728, 7623), (2772, 7502), (2904, 7161), (3069, 6776), (3388, 6138), (3751, 5544), (3906, 5324), (3993, 5208), (4092, 5082), (4356, 4774)]