19565385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 38610432

約数和(自身を除く): 19045047

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 97, 105, 113, 119, 255, 291, 339, 357, 485, 565, 595, 679, 791, 1455, 1649, 1695, 1785, 1921, 2037, 2373, 3395, 3955, 4947, 5763, 8245, 9605, 10185, 10961, 11543, 11865, 13447, 24735, 28815, 32883, 34629, 40341, 54805, 57715, 67235, 76727, 164415, 173145, 186337, 201705, 230181, 383635, 559011, 931685, 1150905, 1304359, 2795055, 3913077, 6521795, 19565385]

約数ペア:

[(1, 19565385), (3, 6521795), (5, 3913077), (7, 2795055), (15, 1304359), (17, 1150905), (21, 931685), (35, 559011), (51, 383635), (85, 230181), (97, 201705), (105, 186337), (113, 173145), (119, 164415), (255, 76727), (291, 67235), (339, 57715), (357, 54805), (485, 40341), (565, 34629), (595, 32883), (679, 28815), (791, 24735), (1455, 13447), (1649, 11865), (1695, 11543), (1785, 10961), (1921, 10185), (2037, 9605), (2373, 8245), (3395, 5763), (3955, 4947)]