20999648701

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{375121}}^1$

素因数の和:375264

約数の個数: 16

約数和(自身を含む): 23092510320

約数和(自身を除く): 2092861619

約数列:

[1, 17, 37, 89, 629, 1513, 3293, 55981, 375121, 6377057, 13879477, 33385769, 235951109, 567558073, 1235273453, 20999648701]

約数ペア:

[(1, 20999648701), (17, 1235273453), (37, 567558073), (89, 235951109), (629, 33385769), (1513, 13879477), (3293, 6377057), (55981, 375121)]