28518568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{619}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 57808800

約数和(自身を除く): 29290232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 443, 619, 886, 1238, 1772, 2476, 3544, 4952, 5759, 8047, 11518, 16094, 23036, 32188, 46072, 64376, 274217, 548434, 1096868, 2193736, 3564821, 7129642, 14259284, 28518568]

約数ペア:

[(1, 28518568), (2, 14259284), (4, 7129642), (8, 3564821), (13, 2193736), (26, 1096868), (52, 548434), (104, 274217), (443, 64376), (619, 46072), (886, 32188), (1238, 23036), (1772, 16094), (2476, 11518), (3544, 8047), (4952, 5759)]