20674884

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 50746752

約数和(自身を除く): 30071868

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 173, 276, 346, 433, 519, 692, 866, 1038, 1299, 1732, 2076, 2598, 3979, 5196, 7958, 9959, 11937, 15916, 19918, 23874, 29877, 39836, 47748, 59754, 74909, 119508, 149818, 224727, 299636, 449454, 898908, 1722907, 3445814, 5168721, 6891628, 10337442, 20674884]

約数ペア:

[(1, 20674884), (2, 10337442), (3, 6891628), (4, 5168721), (6, 3445814), (12, 1722907), (23, 898908), (46, 449454), (69, 299636), (92, 224727), (138, 149818), (173, 119508), (276, 74909), (346, 59754), (433, 47748), (519, 39836), (692, 29877), (866, 23874), (1038, 19918), (1299, 15916), (1732, 11937), (2076, 9959), (2598, 7958), (3979, 5196)]