20539996884

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{144481}}^1$

素因数の和:144861

約数の個数: 72

約数和(自身を含む): 56798763840

約数和(自身を除く): 36258766956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 359, 396, 718, 1077, 1436, 2154, 3231, 3949, 4308, 6462, 7898, 11847, 12924, 15796, 23694, 35541, 47388, 71082, 142164, 144481, 288962, 433443, 577924, 866886, 1300329, 1589291, 1733772, 2600658, 3178582, 4767873, 5201316, 6357164, 9535746, 14303619, 19071492, 28607238, 51868679, 57214476, 103737358, 155606037, 207474716, 311212074, 466818111, 570555469, 622424148, 933636222, 1141110938, 1711666407, 1867272444, 2282221876, 3423332814, 5134999221, 6846665628, 10269998442, 20539996884]

約数ペア:

[(1, 20539996884), (2, 10269998442), (3, 6846665628), (4, 5134999221), (6, 3423332814), (9, 2282221876), (11, 1867272444), (12, 1711666407), (18, 1141110938), (22, 933636222), (33, 622424148), (36, 570555469), (44, 466818111), (66, 311212074), (99, 207474716), (132, 155606037), (198, 103737358), (359, 57214476), (396, 51868679), (718, 28607238), (1077, 19071492), (1436, 14303619), (2154, 9535746), (3231, 6357164), (3949, 5201316), (4308, 4767873), (6462, 3178582), (7898, 2600658), (11847, 1733772), (12924, 1589291), (15796, 1300329), (23694, 866886), (35541, 577924), (47388, 433443), (71082, 288962), (142164, 144481)]