2018181935

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 3084770304

約数和(自身を除く): 1066588369

約数列:

[1, 5, 7, 11, 35, 55, 77, 83, 137, 385, 415, 461, 581, 685, 913, 959, 1507, 2305, 2905, 3227, 4565, 4795, 5071, 6391, 7535, 10549, 11371, 16135, 25355, 31955, 35497, 38263, 52745, 56855, 63157, 79597, 125081, 177485, 191315, 267841, 315785, 397985, 420893, 442099, 625405, 694727, 875567, 1339205, 2104465, 2210495, 2946251, 3473635, 4377835, 4863089, 5242031, 14731255, 24315445, 26210155, 36694217, 57662341, 183471085, 288311705, 403636387, 2018181935]

約数ペア:

[(1, 2018181935), (5, 403636387), (7, 288311705), (11, 183471085), (35, 57662341), (55, 36694217), (77, 26210155), (83, 24315445), (137, 14731255), (385, 5242031), (415, 4863089), (461, 4377835), (581, 3473635), (685, 2946251), (913, 2210495), (959, 2104465), (1507, 1339205), (2305, 875567), (2905, 694727), (3227, 625405), (4565, 442099), (4795, 420893), (5071, 397985), (6391, 315785), (7535, 267841), (10549, 191315), (11371, 177485), (16135, 125081), (25355, 79597), (31955, 63157), (35497, 56855), (38263, 52745)]