19709172

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11173}}^1$

素因数の和:11197

約数の個数: 54

約数和(自身を含む): 57959538

約数和(自身を除く): 38250366

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11173, 22346, 33519, 44692, 67038, 78211, 100557, 134076, 156422, 201114, 234633, 312844, 402228, 469266, 547477, 703899, 938532, 1094954, 1407798, 1642431, 2189908, 2815596, 3284862, 4927293, 6569724, 9854586, 19709172]

約数ペア:

[(1, 19709172), (2, 9854586), (3, 6569724), (4, 4927293), (6, 3284862), (7, 2815596), (9, 2189908), (12, 1642431), (14, 1407798), (18, 1094954), (21, 938532), (28, 703899), (36, 547477), (42, 469266), (49, 402228), (63, 312844), (84, 234633), (98, 201114), (126, 156422), (147, 134076), (196, 100557), (252, 78211), (294, 67038), (441, 44692), (588, 33519), (882, 22346), (1764, 11173)]