20165784957

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{8447}}^1$

素因数の和:9102

約数の個数: 48

約数和(自身を含む): 32051036160

約数和(自身を除く): 11885251203

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 607, 1311, 1821, 3933, 5463, 8447, 11533, 13961, 25341, 34599, 41883, 76023, 103797, 125649, 160493, 194281, 265259, 481479, 582843, 795777, 1444437, 1748529, 2387331, 3691339, 5127329, 11074017, 15381987, 33222051, 46145961, 97419251, 117928567, 292257753, 353785701, 876773259, 1061357103, 2240642773, 6721928319, 20165784957]

約数ペア:

[(1, 20165784957), (3, 6721928319), (9, 2240642773), (19, 1061357103), (23, 876773259), (57, 353785701), (69, 292257753), (171, 117928567), (207, 97419251), (437, 46145961), (607, 33222051), (1311, 15381987), (1821, 11074017), (3933, 5127329), (5463, 3691339), (8447, 2387331), (11533, 1748529), (13961, 1444437), (25341, 795777), (34599, 582843), (41883, 481479), (76023, 265259), (103797, 194281), (125649, 160493)]