20020338

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 51206400

約数和(自身を除く): 31186062

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 79, 114, 117, 158, 171, 234, 237, 247, 342, 351, 361, 474, 494, 513, 702, 711, 722, 741, 1026, 1027, 1083, 1422, 1482, 1501, 2054, 2133, 2166, 2223, 3002, 3081, 3249, 4266, 4446, 4503, 4693, 6162, 6498, 6669, 9006, 9243, 9386, 9747, 13338, 13509, 14079, 18486, 19494, 19513, 27018, 27729, 28158, 28519, 39026, 40527, 42237, 55458, 57038, 58539, 81054, 84474, 85557, 117078, 126711, 171114, 175617, 253422, 256671, 351234, 370747, 513342, 526851, 741494, 770013, 1053702, 1112241, 1540026, 2224482, 3336723, 6673446, 10010169, 20020338]

約数ペア:

[(1, 20020338), (2, 10010169), (3, 6673446), (6, 3336723), (9, 2224482), (13, 1540026), (18, 1112241), (19, 1053702), (26, 770013), (27, 741494), (38, 526851), (39, 513342), (54, 370747), (57, 351234), (78, 256671), (79, 253422), (114, 175617), (117, 171114), (158, 126711), (171, 117078), (234, 85557), (237, 84474), (247, 81054), (342, 58539), (351, 57038), (361, 55458), (474, 42237), (494, 40527), (513, 39026), (702, 28519), (711, 28158), (722, 27729), (741, 27018), (1026, 19513), (1027, 19494), (1083, 18486), (1422, 14079), (1482, 13509), (1501, 13338), (2054, 9747), (2133, 9386), (2166, 9243), (2223, 9006), (3002, 6669), (3081, 6498), (3249, 6162), (4266, 4693), (4446, 4503)]