2019821085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2640289}}^1$

素因数の和:2640317

約数の個数: 24

約数和(自身を含む): 3706967160

約数和(自身を除く): 1687146075

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2640289, 7920867, 13201445, 23762601, 39604335, 44884913, 118813005, 134654739, 224424565, 403964217, 673273695, 2019821085]

約数ペア:

[(1, 2019821085), (3, 673273695), (5, 403964217), (9, 224424565), (15, 134654739), (17, 118813005), (45, 44884913), (51, 39604335), (85, 23762601), (153, 13201445), (255, 7920867), (765, 2640289)]