20145641478

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{1459}}^1\times {\mathrm{7963}}^1$

素因数の和:9461

約数の個数: 48

約数和(自身を含む): 42835488960

約数和(自身を除く): 22689847482

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 289, 578, 867, 1459, 1734, 2918, 4377, 7963, 8754, 15926, 23889, 24803, 47778, 49606, 74409, 135371, 148818, 270742, 406113, 421651, 812226, 843302, 1264953, 2301307, 2529906, 4602614, 6903921, 11618017, 13807842, 23236034, 34854051, 69708102, 197506289, 395012578, 592518867, 1185037734, 3357606913, 6715213826, 10072820739, 20145641478]

約数ペア:

[(1, 20145641478), (2, 10072820739), (3, 6715213826), (6, 3357606913), (17, 1185037734), (34, 592518867), (51, 395012578), (102, 197506289), (289, 69708102), (578, 34854051), (867, 23236034), (1459, 13807842), (1734, 11618017), (2918, 6903921), (4377, 4602614), (7963, 2529906), (8754, 2301307), (15926, 1264953), (23889, 843302), (24803, 812226), (47778, 421651), (49606, 406113), (74409, 270742), (135371, 148818)]