20445248

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5237}}^1$

素因数の和:5310

約数の個数: 28

約数和(自身を含む): 41244012

約数和(自身を除く): 20798764

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5237, 10474, 20948, 41896, 83792, 167584, 319457, 335168, 638914, 1277828, 2555656, 5111312, 10222624, 20445248]

約数ペア:

[(1, 20445248), (2, 10222624), (4, 5111312), (8, 2555656), (16, 1277828), (32, 638914), (61, 335168), (64, 319457), (122, 167584), (244, 83792), (488, 41896), (976, 20948), (1952, 10474), (3904, 5237)]