20959963

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 23180256

約数和(自身を除く): 2220293

約数列:

[1, 17, 43, 53, 541, 731, 901, 2279, 9197, 23263, 28673, 38743, 395471, 487441, 1232939, 20959963]

約数ペア:

[(1, 20959963), (17, 1232939), (43, 487441), (53, 395471), (541, 38743), (731, 28673), (901, 23263), (2279, 9197)]