204649172

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{19387}}^1$

素因数の和:19440

約数の個数: 48

約数和(自身を含む): 456005760

約数和(自身を除く): 251356588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 10556, 19387, 38774, 77548, 135709, 252031, 271418, 504062, 542836, 562223, 1008124, 1124446, 1764217, 2248892, 3528434, 3935561, 7056868, 7308899, 7871122, 14617798, 15742244, 29235596, 51162293, 102324586, 204649172]

約数ペア:

[(1, 204649172), (2, 102324586), (4, 51162293), (7, 29235596), (13, 15742244), (14, 14617798), (26, 7871122), (28, 7308899), (29, 7056868), (52, 3935561), (58, 3528434), (91, 2248892), (116, 1764217), (182, 1124446), (203, 1008124), (364, 562223), (377, 542836), (406, 504062), (754, 271418), (812, 252031), (1508, 135709), (2639, 77548), (5278, 38774), (10556, 19387)]