20190478041

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{751}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 31966617600

約数和(自身を除く): 11776139559

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 647, 729, 751, 1539, 1941, 2187, 2253, 4617, 5823, 6759, 12293, 13851, 14269, 17469, 20277, 36879, 41553, 42807, 52407, 60831, 110637, 128421, 157221, 182493, 331911, 385263, 471663, 485897, 547479, 995733, 1155789, 1414989, 1457691, 1642437, 2987199, 3467367, 4373073, 8961597, 9232043, 10402101, 13119219, 26884791, 27696129, 31206303, 39357657, 83088387, 118072971, 249265161, 354218913, 747795483, 1062656739, 2243386449, 6730159347, 20190478041]

約数ペア:

[(1, 20190478041), (3, 6730159347), (9, 2243386449), (19, 1062656739), (27, 747795483), (57, 354218913), (81, 249265161), (171, 118072971), (243, 83088387), (513, 39357657), (647, 31206303), (729, 27696129), (751, 26884791), (1539, 13119219), (1941, 10402101), (2187, 9232043), (2253, 8961597), (4617, 4373073), (5823, 3467367), (6759, 2987199), (12293, 1642437), (13851, 1457691), (14269, 1414989), (17469, 1155789), (20277, 995733), (36879, 547479), (41553, 485897), (42807, 471663), (52407, 385263), (60831, 331911), (110637, 182493), (128421, 157221)]