19224315

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 36930816

約数和(自身を除く): 17706501

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 495, 547, 639, 781, 1065, 1641, 2343, 2735, 3195, 3905, 4923, 6017, 7029, 8205, 11715, 18051, 24615, 30085, 35145, 38837, 54153, 90255, 116511, 194185, 270765, 349533, 427207, 582555, 1281621, 1747665, 2136035, 3844863, 6408105, 19224315]

約数ペア:

[(1, 19224315), (3, 6408105), (5, 3844863), (9, 2136035), (11, 1747665), (15, 1281621), (33, 582555), (45, 427207), (55, 349533), (71, 270765), (99, 194185), (165, 116511), (213, 90255), (355, 54153), (495, 38837), (547, 35145), (639, 30085), (781, 24615), (1065, 18051), (1641, 11715), (2343, 8205), (2735, 7029), (3195, 6017), (3905, 4923)]