20197208057

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 22512591360

約数和(自身を除く): 2315383303

約数列:

[1, 13, 47, 101, 509, 611, 643, 1313, 4747, 6617, 8359, 23923, 30221, 51409, 61711, 64943, 310999, 327287, 392873, 668317, 844259, 2416223, 3052321, 4254731, 15382489, 31410899, 33055987, 39680173, 199972357, 429727831, 1553631389, 20197208057]

約数ペア:

[(1, 20197208057), (13, 1553631389), (47, 429727831), (101, 199972357), (509, 39680173), (611, 33055987), (643, 31410899), (1313, 15382489), (4747, 4254731), (6617, 3052321), (8359, 2416223), (23923, 844259), (30221, 668317), (51409, 392873), (61711, 327287), (64943, 310999)]