20173568569

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{7643}}^1$

素因数の和:7810

約数の個数: 48

約数和(自身を含む): 26351619840

約数和(自身を除く): 6178051271

約数列:

[1, 7, 11, 49, 59, 77, 83, 413, 539, 581, 649, 913, 2891, 4067, 4543, 4897, 6391, 7643, 31801, 34279, 44737, 53501, 53867, 84073, 239953, 374507, 377069, 450937, 588511, 634369, 2639483, 3156559, 4119577, 4440583, 4960307, 6978059, 22095913, 31084081, 34722149, 37427771, 48846413, 243055043, 261994397, 341924891, 411705481, 1833960779, 2881938367, 20173568569]

約数ペア:

[(1, 20173568569), (7, 2881938367), (11, 1833960779), (49, 411705481), (59, 341924891), (77, 261994397), (83, 243055043), (413, 48846413), (539, 37427771), (581, 34722149), (649, 31084081), (913, 22095913), (2891, 6978059), (4067, 4960307), (4543, 4440583), (4897, 4119577), (6391, 3156559), (7643, 2639483), (31801, 634369), (34279, 588511), (44737, 450937), (53501, 377069), (53867, 374507), (84073, 239953)]