19960497

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2533

約数の個数: 24

約数和(自身を含む): 30800640

約数和(自身を除く): 10840143

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 2467, 2697, 7401, 8091, 22203, 71543, 76477, 214629, 229431, 643887, 688293, 2217833, 6653499, 19960497]

約数ペア:

[(1, 19960497), (3, 6653499), (9, 2217833), (29, 688293), (31, 643887), (87, 229431), (93, 214629), (261, 76477), (279, 71543), (899, 22203), (2467, 8091), (2697, 7401)]