19032813

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 30492000

約数和(自身を除く): 11459187

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 149, 171, 249, 447, 513, 747, 1341, 1539, 1577, 2241, 2831, 4023, 4731, 6723, 8493, 12069, 12367, 14193, 25479, 37101, 42579, 76437, 111303, 127737, 229311, 234973, 333909, 704919, 1001727, 2114757, 6344271, 19032813]

約数ペア:

[(1, 19032813), (3, 6344271), (9, 2114757), (19, 1001727), (27, 704919), (57, 333909), (81, 234973), (83, 229311), (149, 127737), (171, 111303), (249, 76437), (447, 42579), (513, 37101), (747, 25479), (1341, 14193), (1539, 12367), (1577, 12069), (2241, 8493), (2831, 6723), (4023, 4731)]