20233027584016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{172778279}}^1$

素因数の和:172778863

約数の個数: 40

約数和(自身を含む): 42291976265280

約数和(自身を除く): 22058948681264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 563, 1126, 2252, 4504, 7319, 9008, 14638, 29276, 58552, 117104, 172778279, 345556558, 691113116, 1382226232, 2246117627, 2764452464, 4492235254, 8984470508, 17968941016, 35937882032, 97274171077, 194548342154, 389096684308, 778193368616, 1264564224001, 1556386737232, 2529128448002, 5058256896004, 10116513792008, 20233027584016]

約数ペア:

[(1, 20233027584016), (2, 10116513792008), (4, 5058256896004), (8, 2529128448002), (13, 1556386737232), (16, 1264564224001), (26, 778193368616), (52, 389096684308), (104, 194548342154), (208, 97274171077), (563, 35937882032), (1126, 17968941016), (2252, 8984470508), (4504, 4492235254), (7319, 2764452464), (9008, 2246117627), (14638, 1382226232), (29276, 691113116), (58552, 345556558), (117104, 172778279)]