2008206908

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 3687936000

約数和(自身を除く): 1679729092

約数列:

[1, 2, 4, 31, 62, 97, 124, 194, 199, 388, 398, 796, 839, 1678, 3007, 3356, 6014, 6169, 12028, 12338, 19303, 24676, 26009, 38606, 52018, 77212, 81383, 104036, 162766, 166961, 325532, 333922, 598393, 667844, 1196786, 2393572, 2522873, 5045746, 5175791, 10091492, 10351582, 16195217, 20703164, 32390434, 64780868, 502051727, 1004103454, 2008206908]

約数ペア:

[(1, 2008206908), (2, 1004103454), (4, 502051727), (31, 64780868), (62, 32390434), (97, 20703164), (124, 16195217), (194, 10351582), (199, 10091492), (388, 5175791), (398, 5045746), (796, 2522873), (839, 2393572), (1678, 1196786), (3007, 667844), (3356, 598393), (6014, 333922), (6169, 325532), (12028, 166961), (12338, 162766), (19303, 104036), (24676, 81383), (26009, 77212), (38606, 52018)]