2018574890

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1998589}}^1$

素因数の和:1998697

約数の個数: 16

約数和(自身を含む): 3669411240

約数和(自身を除く): 1650836350

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 1998589, 3997178, 9992945, 19985890, 201857489, 403714978, 1009287445, 2018574890]

約数ペア:

[(1, 2018574890), (2, 1009287445), (5, 403714978), (10, 201857489), (101, 19985890), (202, 9992945), (505, 3997178), (1010, 1998589)]