20675767

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 24623424

約数和(自身を除く): 3947657

約数列:

[1, 7, 41, 61, 287, 427, 1181, 2501, 8267, 17507, 48421, 72041, 338947, 504287, 2953681, 20675767]

約数ペア:

[(1, 20675767), (7, 2953681), (41, 504287), (61, 338947), (287, 72041), (427, 48421), (1181, 17507), (2501, 8267)]