20200103

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{3407}}^1$

素因数の和:3443

約数の個数: 18

約数和(自身を含む): 25836048

約数和(自身を除く): 5635945

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 3407, 5929, 23849, 37477, 166943, 262339, 412247, 1836373, 2885729, 20200103]

約数ペア:

[(1, 20200103), (7, 2885729), (11, 1836373), (49, 412247), (77, 262339), (121, 166943), (539, 37477), (847, 23849), (3407, 5929)]