20158129431

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{107}}^1\times {\mathrm{15727}}^1$

素因数の和:15873

約数の個数: 48

約数和(自身を含む): 32328211968

約数和(自身を除く): 12170082537

約数列:

[1, 3, 9, 11, 33, 99, 107, 121, 321, 363, 963, 1089, 1177, 1331, 3531, 3993, 10593, 11979, 12947, 15727, 38841, 47181, 116523, 141543, 142417, 172997, 427251, 518991, 1281753, 1556973, 1682789, 1902967, 5048367, 5708901, 15145101, 17126703, 18510679, 20932637, 55532037, 62797911, 166596111, 188393733, 203617469, 610852407, 1832557221, 2239792159, 6719376477, 20158129431]

約数ペア:

[(1, 20158129431), (3, 6719376477), (9, 2239792159), (11, 1832557221), (33, 610852407), (99, 203617469), (107, 188393733), (121, 166596111), (321, 62797911), (363, 55532037), (963, 20932637), (1089, 18510679), (1177, 17126703), (1331, 15145101), (3531, 5708901), (3993, 5048367), (10593, 1902967), (11979, 1682789), (12947, 1556973), (15727, 1281753), (38841, 518991), (47181, 427251), (116523, 172997), (141543, 142417)]