20512667824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103969}}^1$

素因数の和:104066

約数の個数: 80

約数和(自身を含む): 46412208000

約数和(自身を除く): 25899540176

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 59, 76, 88, 118, 152, 176, 209, 236, 304, 418, 472, 649, 836, 944, 1121, 1298, 1672, 2242, 2596, 3344, 4484, 5192, 8968, 10384, 12331, 17936, 24662, 49324, 98648, 103969, 197296, 207938, 415876, 831752, 1143659, 1663504, 1975411, 2287318, 3950822, 4574636, 6134171, 7901644, 9149272, 12268342, 15803288, 18298544, 21729521, 24536684, 31606576, 43459042, 49073368, 67475881, 86918084, 98146736, 116549249, 134951762, 173836168, 233098498, 269903524, 347672336, 466196996, 539807048, 932393992, 1079614096, 1282041739, 1864787984, 2564083478, 5128166956, 10256333912, 20512667824]

約数ペア:

[(1, 20512667824), (2, 10256333912), (4, 5128166956), (8, 2564083478), (11, 1864787984), (16, 1282041739), (19, 1079614096), (22, 932393992), (38, 539807048), (44, 466196996), (59, 347672336), (76, 269903524), (88, 233098498), (118, 173836168), (152, 134951762), (176, 116549249), (209, 98146736), (236, 86918084), (304, 67475881), (418, 49073368), (472, 43459042), (649, 31606576), (836, 24536684), (944, 21729521), (1121, 18298544), (1298, 15803288), (1672, 12268342), (2242, 9149272), (2596, 7901644), (3344, 6134171), (4484, 4574636), (5192, 3950822), (8968, 2287318), (10384, 1975411), (12331, 1663504), (17936, 1143659), (24662, 831752), (49324, 415876), (98648, 207938), (103969, 197296)]