20454969678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{822079}}^1$

素因数の和:822137

約数の個数: 64

約数和(自身を含む): 49719398400

約数和(自身を除く): 29264428722

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 39, 58, 66, 78, 87, 143, 174, 286, 319, 377, 429, 638, 754, 858, 957, 1131, 1914, 2262, 4147, 8294, 12441, 24882, 822079, 1644158, 2466237, 4932474, 9042869, 10687027, 18085738, 21374054, 23840291, 27128607, 32061081, 47680582, 54257214, 64122162, 71520873, 117557297, 143041746, 235114594, 262243201, 309923783, 352671891, 524486402, 619847566, 705343782, 786729603, 929771349, 1573459206, 1859542698, 3409161613, 6818323226, 10227484839, 20454969678]

約数ペア:

[(1, 20454969678), (2, 10227484839), (3, 6818323226), (6, 3409161613), (11, 1859542698), (13, 1573459206), (22, 929771349), (26, 786729603), (29, 705343782), (33, 619847566), (39, 524486402), (58, 352671891), (66, 309923783), (78, 262243201), (87, 235114594), (143, 143041746), (174, 117557297), (286, 71520873), (319, 64122162), (377, 54257214), (429, 47680582), (638, 32061081), (754, 27128607), (858, 23840291), (957, 21374054), (1131, 18085738), (1914, 10687027), (2262, 9042869), (4147, 4932474), (8294, 2466237), (12441, 1644158), (24882, 822079)]