20670013

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 26624472

約数和(自身を除く): 5954459

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 877, 1813, 3367, 6139, 11401, 23569, 32449, 42973, 79807, 227143, 421837, 558649, 1590001, 2952859, 20670013]

約数ペア:

[(1, 20670013), (7, 2952859), (13, 1590001), (37, 558649), (49, 421837), (91, 227143), (259, 79807), (481, 42973), (637, 32449), (877, 23569), (1813, 11401), (3367, 6139)]