19909376

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{937}}^1$

素因数の和:1036

約数の個数: 36

約数和(自身を含む): 40262712

約数和(自身を除く): 20353336

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 664, 937, 1328, 1874, 2656, 3748, 5312, 7496, 10624, 14992, 21248, 29984, 59968, 77771, 119936, 155542, 239872, 311084, 622168, 1244336, 2488672, 4977344, 9954688, 19909376]

約数ペア:

[(1, 19909376), (2, 9954688), (4, 4977344), (8, 2488672), (16, 1244336), (32, 622168), (64, 311084), (83, 239872), (128, 155542), (166, 119936), (256, 77771), (332, 59968), (664, 29984), (937, 21248), (1328, 14992), (1874, 10624), (2656, 7496), (3748, 5312)]