2019929197

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 2610800640

約数和(自身を除く): 590871443

約数列:

[1, 11, 13, 19, 37, 71, 143, 209, 247, 283, 407, 481, 703, 781, 923, 1349, 2627, 2717, 3113, 3679, 5291, 5377, 7733, 9139, 10153, 10471, 14839, 17537, 20093, 28897, 34151, 40469, 49913, 59147, 69901, 100529, 115181, 136123, 192907, 198949, 221023, 261209, 375661, 381767, 549043, 648869, 743441, 768911, 1497353, 2188439, 2586337, 2873299, 4199437, 4962971, 7137559, 8177851, 9664733, 14125379, 28449707, 54592681, 106312063, 155379169, 183629927, 2019929197]

約数ペア:

[(1, 2019929197), (11, 183629927), (13, 155379169), (19, 106312063), (37, 54592681), (71, 28449707), (143, 14125379), (209, 9664733), (247, 8177851), (283, 7137559), (407, 4962971), (481, 4199437), (703, 2873299), (781, 2586337), (923, 2188439), (1349, 1497353), (2627, 768911), (2717, 743441), (3113, 648869), (3679, 549043), (5291, 381767), (5377, 375661), (7733, 261209), (9139, 221023), (10153, 198949), (10471, 192907), (14839, 136123), (17537, 115181), (20093, 100529), (28897, 69901), (34151, 59147), (40469, 49913)]