20160290727

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{5527}}^1$

素因数の和:5892

約数の個数: 48

約数和(自身を含む): 31148732160

約数和(自身を除く): 10988441433

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 257, 747, 771, 1577, 2313, 4731, 4883, 5527, 14193, 14649, 16581, 21331, 43947, 49743, 63993, 105013, 191979, 315039, 405289, 458741, 945117, 1215867, 1376223, 1420439, 3647601, 4128669, 4261317, 8716079, 12783951, 26148237, 26988341, 78444711, 80965023, 117896437, 242895069, 353689311, 1061067933, 2240032303, 6720096909, 20160290727]

約数ペア:

[(1, 20160290727), (3, 6720096909), (9, 2240032303), (19, 1061067933), (57, 353689311), (83, 242895069), (171, 117896437), (249, 80965023), (257, 78444711), (747, 26988341), (771, 26148237), (1577, 12783951), (2313, 8716079), (4731, 4261317), (4883, 4128669), (5527, 3647601), (14193, 1420439), (14649, 1376223), (16581, 1215867), (21331, 945117), (43947, 458741), (49743, 405289), (63993, 315039), (105013, 191979)]