20158219863

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2485907}}^1$

素因数の和:2485983

約数の個数: 24

約数和(自身を含む): 31411933488

約数和(自身を除く): 11253713625

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 2485907, 7457721, 22373163, 42260419, 126781257, 131753071, 380343771, 395259213, 1185777639, 2239802207, 6719406621, 20158219863]

約数ペア:

[(1, 20158219863), (3, 6719406621), (9, 2239802207), (17, 1185777639), (51, 395259213), (53, 380343771), (153, 131753071), (159, 126781257), (477, 42260419), (901, 22373163), (2703, 7457721), (8109, 2485907)]