20128756484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{769}}^1\times {\mathrm{1217}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 37289313600

約数和(自身を除く): 17160557116

約数列:

[1, 2, 4, 19, 38, 76, 283, 566, 769, 1132, 1217, 1538, 2434, 3076, 4868, 5377, 10754, 14611, 21508, 23123, 29222, 46246, 58444, 92492, 217627, 344411, 435254, 688822, 870508, 935873, 1377644, 1871746, 3743492, 4134913, 6543809, 8269826, 13087618, 16539652, 17781587, 26175236, 35563174, 71126348, 264852059, 529704118, 1059408236, 5032189121, 10064378242, 20128756484]

約数ペア:

[(1, 20128756484), (2, 10064378242), (4, 5032189121), (19, 1059408236), (38, 529704118), (76, 264852059), (283, 71126348), (566, 35563174), (769, 26175236), (1132, 17781587), (1217, 16539652), (1538, 13087618), (2434, 8269826), (3076, 6543809), (4868, 4134913), (5377, 3743492), (10754, 1871746), (14611, 1377644), (21508, 935873), (23123, 870508), (29222, 688822), (46246, 435254), (58444, 344411), (92492, 217627)]