20414523

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 28804944

約数和(自身を除く): 8390421

約数列:

[1, 3, 31, 73, 93, 97, 219, 291, 961, 2263, 2883, 3007, 6789, 7081, 9021, 21243, 70153, 93217, 210459, 219511, 279651, 658533, 6804841, 20414523]

約数ペア:

[(1, 20414523), (3, 6804841), (31, 658533), (73, 279651), (93, 219511), (97, 210459), (219, 93217), (291, 70153), (961, 21243), (2263, 9021), (2883, 7081), (3007, 6789)]