19470712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2431

約数の個数: 32

約数和(自身を含む): 39305520

約数和(自身を除く): 19834808

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 2347, 4148, 4694, 8296, 9388, 18776, 39899, 79798, 143167, 159596, 286334, 319192, 572668, 1145336, 2433839, 4867678, 9735356, 19470712]

約数ペア:

[(1, 19470712), (2, 9735356), (4, 4867678), (8, 2433839), (17, 1145336), (34, 572668), (61, 319192), (68, 286334), (122, 159596), (136, 143167), (244, 79798), (488, 39899), (1037, 18776), (2074, 9388), (2347, 8296), (4148, 4694)]