20078838906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1\times {\mathrm{8429}}^1$

素因数の和:9803

約数の個数: 64

約数和(自身を含む): 47002982400

約数和(自身を除く): 26924143494

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1319, 1806, 2638, 3957, 7914, 8429, 9233, 16858, 18466, 25287, 27699, 50574, 55398, 56717, 59003, 113434, 118006, 170151, 177009, 340302, 354018, 362447, 397019, 724894, 794038, 1087341, 1191057, 2174682, 2382114, 2537129, 5074258, 7611387, 11117851, 15222774, 22235702, 33353553, 66707106, 77824957, 155649914, 233474871, 466949742, 478067593, 956135186, 1434202779, 2868405558, 3346473151, 6692946302, 10039419453, 20078838906]

約数ペア:

[(1, 20078838906), (2, 10039419453), (3, 6692946302), (6, 3346473151), (7, 2868405558), (14, 1434202779), (21, 956135186), (42, 478067593), (43, 466949742), (86, 233474871), (129, 155649914), (258, 77824957), (301, 66707106), (602, 33353553), (903, 22235702), (1319, 15222774), (1806, 11117851), (2638, 7611387), (3957, 5074258), (7914, 2537129), (8429, 2382114), (9233, 2174682), (16858, 1191057), (18466, 1087341), (25287, 794038), (27699, 724894), (50574, 397019), (55398, 362447), (56717, 354018), (59003, 340302), (113434, 177009), (118006, 170151)]