20855534

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{24421}}^1$

素因数の和:24491

約数の個数: 16

約数和(自身を含む): 36339936

約数和(自身を除く): 15484402

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 24421, 48842, 170947, 341894, 1489681, 2979362, 10427767, 20855534]

約数ペア:

[(1, 20855534), (2, 10427767), (7, 2979362), (14, 1489681), (61, 341894), (122, 170947), (427, 48842), (854, 24421)]