20526486547

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{2797}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 24252079104

約数和(自身を除く): 3725592557

約数列:

[1, 7, 53, 131, 151, 371, 917, 1057, 2797, 6943, 8003, 19579, 19781, 48601, 56021, 138467, 148241, 366407, 422347, 1037687, 1048393, 2564849, 2956429, 7338751, 19419571, 22384391, 55327457, 135936997, 156690737, 387292199, 2932355221, 20526486547]

約数ペア:

[(1, 20526486547), (7, 2932355221), (53, 387292199), (131, 156690737), (151, 135936997), (371, 55327457), (917, 22384391), (1057, 19419571), (2797, 7338751), (6943, 2956429), (8003, 2564849), (19579, 1048393), (19781, 1037687), (48601, 422347), (56021, 366407), (138467, 148241)]