2040697519

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{31391}}^1$

素因数の和:31686

約数の個数: 16

約数和(自身を含む): 2404878336

約数和(自身を除く): 364180817

約数列:

[1, 7, 37, 251, 259, 1757, 9287, 31391, 65009, 219737, 1161467, 7879141, 8130269, 55153987, 291528217, 2040697519]

約数ペア:

[(1, 2040697519), (7, 291528217), (37, 55153987), (251, 8130269), (259, 7879141), (1757, 1161467), (9287, 219737), (31391, 65009)]