19151948936

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{28921}}^1$

素因数の和:29070

約数の個数: 64

約数和(自身を含む): 38732342400

約数和(自身を除く): 19580393464

約数列:

[1, 2, 4, 8, 23, 46, 59, 61, 92, 118, 122, 184, 236, 244, 472, 488, 1357, 1403, 2714, 2806, 3599, 5428, 5612, 7198, 10856, 11224, 14396, 28792, 28921, 57842, 82777, 115684, 165554, 231368, 331108, 662216, 665183, 1330366, 1706339, 1764181, 2660732, 3412678, 3528362, 5321464, 6825356, 7056724, 13650712, 14113448, 39245797, 40576163, 78491594, 81152326, 104086679, 156983188, 162304652, 208173358, 313966376, 324609304, 416346716, 832693432, 2393993617, 4787987234, 9575974468, 19151948936]

約数ペア:

[(1, 19151948936), (2, 9575974468), (4, 4787987234), (8, 2393993617), (23, 832693432), (46, 416346716), (59, 324609304), (61, 313966376), (92, 208173358), (118, 162304652), (122, 156983188), (184, 104086679), (236, 81152326), (244, 78491594), (472, 40576163), (488, 39245797), (1357, 14113448), (1403, 13650712), (2714, 7056724), (2806, 6825356), (3599, 5321464), (5428, 3528362), (5612, 3412678), (7198, 2660732), (10856, 1764181), (11224, 1706339), (14396, 1330366), (28792, 665183), (28921, 662216), (57842, 331108), (82777, 231368), (115684, 165554)]