20498534

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1741}}^1$

素因数の和:1808

約数の個数: 24

約数和(自身を含む): 36414768

約数和(自身を除く): 15916234

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 841, 1682, 1741, 3482, 5887, 11774, 12187, 24374, 50489, 100978, 353423, 706846, 1464181, 2928362, 10249267, 20498534]

約数ペア:

[(1, 20498534), (2, 10249267), (7, 2928362), (14, 1464181), (29, 706846), (58, 353423), (203, 100978), (406, 50489), (841, 24374), (1682, 12187), (1741, 11774), (3482, 5887)]