20097

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:53

約数の個数: 24

約数和(自身を含む): 37440

約数和(自身を除く): 17343

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 20097]

約数ペア:

[(1, 20097), (3, 6699), (7, 2871), (9, 2233), (11, 1827), (21, 957), (29, 693), (33, 609), (63, 319), (77, 261), (87, 231), (99, 203)]