20464416

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10151}}^1$

素因数の和:10174

約数の個数: 72

約数和(自身を含む): 66515904

約数和(自身を除く): 46051488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10151, 20302, 30453, 40604, 60906, 71057, 81208, 91359, 121812, 142114, 162416, 182718, 213171, 243624, 284228, 324832, 365436, 426342, 487248, 568456, 639513, 730872, 852684, 974496, 1136912, 1279026, 1461744, 1705368, 2273824, 2558052, 2923488, 3410736, 5116104, 6821472, 10232208, 20464416]

約数ペア:

[(1, 20464416), (2, 10232208), (3, 6821472), (4, 5116104), (6, 3410736), (7, 2923488), (8, 2558052), (9, 2273824), (12, 1705368), (14, 1461744), (16, 1279026), (18, 1136912), (21, 974496), (24, 852684), (28, 730872), (32, 639513), (36, 568456), (42, 487248), (48, 426342), (56, 365436), (63, 324832), (72, 284228), (84, 243624), (96, 213171), (112, 182718), (126, 162416), (144, 142114), (168, 121812), (224, 91359), (252, 81208), (288, 71057), (336, 60906), (504, 40604), (672, 30453), (1008, 20302), (2016, 10151)]