20791336404

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{3347}}^1$

素因数の和:3765

約数の個数: 96

約数和(自身を含む): 51512702976

約数和(自身を除く): 30721366572

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 317, 426, 634, 852, 951, 1268, 1633, 1902, 3266, 3347, 3804, 4899, 6532, 6694, 7291, 9798, 10041, 13388, 14582, 19596, 20082, 21873, 22507, 29164, 40164, 43746, 45014, 67521, 76981, 87492, 90028, 135042, 153962, 230943, 237637, 270084, 307924, 461886, 475274, 517661, 712911, 923772, 950548, 1035322, 1060999, 1425822, 1552983, 2070644, 2121998, 2851644, 3105966, 3182997, 4243996, 5465651, 6211932, 6365994, 10931302, 12731988, 16396953, 21862604, 24402977, 32793906, 48805954, 65587812, 73208931, 75330929, 97611908, 146417862, 150661858, 225992787, 292835724, 301323716, 451985574, 903971148, 1732611367, 3465222734, 5197834101, 6930445468, 10395668202, 20791336404]

約数ペア:

[(1, 20791336404), (2, 10395668202), (3, 6930445468), (4, 5197834101), (6, 3465222734), (12, 1732611367), (23, 903971148), (46, 451985574), (69, 301323716), (71, 292835724), (92, 225992787), (138, 150661858), (142, 146417862), (213, 97611908), (276, 75330929), (284, 73208931), (317, 65587812), (426, 48805954), (634, 32793906), (852, 24402977), (951, 21862604), (1268, 16396953), (1633, 12731988), (1902, 10931302), (3266, 6365994), (3347, 6211932), (3804, 5465651), (4899, 4243996), (6532, 3182997), (6694, 3105966), (7291, 2851644), (9798, 2121998), (10041, 2070644), (13388, 1552983), (14582, 1425822), (19596, 1060999), (20082, 1035322), (21873, 950548), (22507, 923772), (29164, 712911), (40164, 517661), (43746, 475274), (45014, 461886), (67521, 307924), (76981, 270084), (87492, 237637), (90028, 230943), (135042, 153962)]