20047667068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{25981}}^1$

素因数の和:26099

約数の個数: 96

約数和(自身を含む): 43998958080

約数和(自身を除く): 23951291012

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 71, 76, 142, 143, 209, 247, 284, 286, 418, 494, 572, 781, 836, 923, 988, 1349, 1562, 1846, 2698, 2717, 3124, 3692, 5396, 5434, 10153, 10868, 14839, 17537, 20306, 25981, 29678, 35074, 40612, 51962, 59356, 70148, 103924, 192907, 285791, 337753, 385814, 493639, 571582, 675506, 771628, 987278, 1143164, 1351012, 1844651, 1974556, 3689302, 3715283, 5430029, 6417307, 7378604, 7430566, 10860058, 12834614, 14861132, 20291161, 21720116, 23980463, 25669228, 35048369, 40582322, 47960926, 70096738, 70590377, 81164644, 95921852, 140193476, 141180754, 263785093, 282361508, 385532059, 455628797, 527570186, 771064118, 911257594, 1055140372, 1542128236, 1822515188, 5011916767, 10023833534, 20047667068]

約数ペア:

[(1, 20047667068), (2, 10023833534), (4, 5011916767), (11, 1822515188), (13, 1542128236), (19, 1055140372), (22, 911257594), (26, 771064118), (38, 527570186), (44, 455628797), (52, 385532059), (71, 282361508), (76, 263785093), (142, 141180754), (143, 140193476), (209, 95921852), (247, 81164644), (284, 70590377), (286, 70096738), (418, 47960926), (494, 40582322), (572, 35048369), (781, 25669228), (836, 23980463), (923, 21720116), (988, 20291161), (1349, 14861132), (1562, 12834614), (1846, 10860058), (2698, 7430566), (2717, 7378604), (3124, 6417307), (3692, 5430029), (5396, 3715283), (5434, 3689302), (10153, 1974556), (10868, 1844651), (14839, 1351012), (17537, 1143164), (20306, 987278), (25981, 771628), (29678, 675506), (35074, 571582), (40612, 493639), (51962, 385814), (59356, 337753), (70148, 285791), (103924, 192907)]