20817082

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:559

約数の個数: 36

約数和(自身を含む): 37238670

約数和(自身を除く): 16421588

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 169, 242, 286, 338, 509, 1018, 1573, 1859, 3146, 3718, 5599, 6617, 11198, 13234, 20449, 40898, 61589, 72787, 86021, 123178, 145574, 172042, 800657, 946231, 1601314, 1892462, 10408541, 20817082]

約数ペア:

[(1, 20817082), (2, 10408541), (11, 1892462), (13, 1601314), (22, 946231), (26, 800657), (121, 172042), (143, 145574), (169, 123178), (242, 86021), (286, 72787), (338, 61589), (509, 40898), (1018, 20449), (1573, 13234), (1859, 11198), (3146, 6617), (3718, 5599)]