20178487758

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:563

約数の個数: 192

約数和(自身を含む): 50036071680

約数和(自身を除く): 29857583922

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 37, 39, 41, 66, 74, 78, 82, 111, 123, 143, 222, 246, 286, 407, 419, 429, 451, 481, 533, 814, 838, 858, 902, 962, 1066, 1221, 1257, 1353, 1369, 1443, 1517, 1599, 2442, 2514, 2706, 2738, 2886, 3034, 3198, 4107, 4551, 4609, 5291, 5447, 5863, 8214, 9102, 9218, 10582, 10894, 11726, 13827, 15059, 15503, 15873, 16341, 16687, 17179, 17589, 17797, 19721, 27654, 30118, 31006, 31746, 32682, 33374, 34358, 35178, 35594, 39442, 45177, 46509, 50061, 51537, 53391, 56129, 59163, 59917, 90354, 93018, 100122, 103074, 106782, 112258, 118326, 119834, 168387, 170533, 179751, 188969, 195767, 201539, 216931, 223327, 336774, 341066, 359502, 377938, 391534, 403078, 433862, 446654, 511599, 566907, 573611, 587301, 604617, 617419, 635623, 650793, 669981, 729677, 1023198, 1133814, 1147222, 1174602, 1209234, 1234838, 1271246, 1301586, 1339962, 1459354, 1720833, 1852257, 1906869, 2189031, 2216929, 2456597, 3441666, 3704514, 3813738, 4378062, 4433858, 4913194, 6309721, 6650787, 6991853, 7369791, 7456943, 8026447, 8263099, 12619442, 13301574, 13983706, 14739582, 14913886, 16052894, 16526198, 18929163, 20975559, 22370829, 23518051, 24079341, 24789297, 37858326, 41951118, 44741658, 47036102, 48158682, 49578594, 70554153, 82026373, 90894089, 141108306, 164052746, 181788178, 246079119, 258698561, 272682267, 305734663, 492158238, 517397122, 545364534, 611469326, 776095683, 917203989, 1552191366, 1834407978, 3363081293, 6726162586, 10089243879, 20178487758]

約数ペア:

[(1, 20178487758), (2, 10089243879), (3, 6726162586), (6, 3363081293), (11, 1834407978), (13, 1552191366), (22, 917203989), (26, 776095683), (33, 611469326), (37, 545364534), (39, 517397122), (41, 492158238), (66, 305734663), (74, 272682267), (78, 258698561), (82, 246079119), (111, 181788178), (123, 164052746), (143, 141108306), (222, 90894089), (246, 82026373), (286, 70554153), (407, 49578594), (419, 48158682), (429, 47036102), (451, 44741658), (481, 41951118), (533, 37858326), (814, 24789297), (838, 24079341), (858, 23518051), (902, 22370829), (962, 20975559), (1066, 18929163), (1221, 16526198), (1257, 16052894), (1353, 14913886), (1369, 14739582), (1443, 13983706), (1517, 13301574), (1599, 12619442), (2442, 8263099), (2514, 8026447), (2706, 7456943), (2738, 7369791), (2886, 6991853), (3034, 6650787), (3198, 6309721), (4107, 4913194), (4551, 4433858), (4609, 4378062), (5291, 3813738), (5447, 3704514), (5863, 3441666), (8214, 2456597), (9102, 2216929), (9218, 2189031), (10582, 1906869), (10894, 1852257), (11726, 1720833), (13827, 1459354), (15059, 1339962), (15503, 1301586), (15873, 1271246), (16341, 1234838), (16687, 1209234), (17179, 1174602), (17589, 1147222), (17797, 1133814), (19721, 1023198), (27654, 729677), (30118, 669981), (31006, 650793), (31746, 635623), (32682, 617419), (33374, 604617), (34358, 587301), (35178, 573611), (35594, 566907), (39442, 511599), (45177, 446654), (46509, 433862), (50061, 403078), (51537, 391534), (53391, 377938), (56129, 359502), (59163, 341066), (59917, 336774), (90354, 223327), (93018, 216931), (100122, 201539), (103074, 195767), (106782, 188969), (112258, 179751), (118326, 170533), (119834, 168387)]