20703164

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 37632000

約数和(自身を除く): 16928836

約数列:

[1, 2, 4, 31, 62, 124, 199, 398, 796, 839, 1678, 3356, 6169, 12338, 24676, 26009, 52018, 104036, 166961, 333922, 667844, 5175791, 10351582, 20703164]

約数ペア:

[(1, 20703164), (2, 10351582), (4, 5175791), (31, 667844), (62, 333922), (124, 166961), (199, 104036), (398, 52018), (796, 26009), (839, 24676), (1678, 12338), (3356, 6169)]