20126964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 56843136

約数和(自身を除く): 36716172

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 37, 39, 44, 52, 66, 74, 78, 111, 132, 143, 148, 156, 222, 286, 317, 407, 429, 444, 481, 572, 634, 814, 858, 951, 962, 1221, 1268, 1443, 1628, 1716, 1902, 1924, 2442, 2886, 3487, 3804, 4121, 4884, 5291, 5772, 6974, 8242, 10461, 10582, 11729, 12363, 13948, 15873, 16484, 20922, 21164, 23458, 24726, 31746, 35187, 41844, 45331, 46916, 49452, 63492, 70374, 90662, 129019, 135993, 140748, 152477, 181324, 258038, 271986, 304954, 387057, 457431, 516076, 543972, 609908, 774114, 914862, 1548228, 1677247, 1829724, 3354494, 5031741, 6708988, 10063482, 20126964]

約数ペア:

[(1, 20126964), (2, 10063482), (3, 6708988), (4, 5031741), (6, 3354494), (11, 1829724), (12, 1677247), (13, 1548228), (22, 914862), (26, 774114), (33, 609908), (37, 543972), (39, 516076), (44, 457431), (52, 387057), (66, 304954), (74, 271986), (78, 258038), (111, 181324), (132, 152477), (143, 140748), (148, 135993), (156, 129019), (222, 90662), (286, 70374), (317, 63492), (407, 49452), (429, 46916), (444, 45331), (481, 41844), (572, 35187), (634, 31746), (814, 24726), (858, 23458), (951, 21164), (962, 20922), (1221, 16484), (1268, 15873), (1443, 13948), (1628, 12363), (1716, 11729), (1902, 10582), (1924, 10461), (2442, 8242), (2886, 6974), (3487, 5772), (3804, 5291), (4121, 4884)]