20216641529

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{761}}^1\times {\mathrm{14653}}^1$

素因数の和:15465

約数の個数: 24

約数和(自身を含む): 24186309768

約数和(自身を除く): 3969668239

約数列:

[1, 7, 37, 49, 259, 761, 1813, 5327, 14653, 28157, 37289, 102571, 197099, 542161, 717997, 1379693, 3795127, 11150933, 26565889, 78056531, 412584521, 546395717, 2888091647, 20216641529]

約数ペア:

[(1, 20216641529), (7, 2888091647), (37, 546395717), (49, 412584521), (259, 78056531), (761, 26565889), (1813, 11150933), (5327, 3795127), (14653, 1379693), (28157, 717997), (37289, 542161), (102571, 197099)]