2019639745

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{977}}^1\times {\mathrm{3793}}^1$

素因数の和:4884

約数の個数: 16

約数和(自身を含む): 2448951120

約数和(自身を除く): 429311375

約数列:

[1, 5, 109, 545, 977, 3793, 4885, 18965, 106493, 413437, 532465, 2067185, 3705761, 18528805, 403927949, 2019639745]

約数ペア:

[(1, 2019639745), (5, 403927949), (109, 18528805), (545, 3705761), (977, 2067185), (3793, 532465), (4885, 413437), (18965, 106493)]