20500337

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 25269888

約数和(自身を除く): 4769551

約数列:

[1, 11, 13, 23, 143, 253, 271, 299, 529, 2981, 3289, 3523, 5819, 6233, 6877, 38753, 68563, 75647, 81029, 143359, 891319, 1576949, 1863667, 20500337]

約数ペア:

[(1, 20500337), (11, 1863667), (13, 1576949), (23, 891319), (143, 143359), (253, 81029), (271, 75647), (299, 68563), (529, 38753), (2981, 6877), (3289, 6233), (3523, 5819)]