20177884538

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{20113}}^1$

素因数の和:20511

約数の個数: 48

約数和(自身を含む): 36527426280

約数和(自身を除く): 16349541742

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 353, 406, 706, 1421, 2471, 2842, 4942, 10237, 17297, 20113, 20474, 34594, 40226, 71659, 140791, 143318, 281582, 501613, 583277, 985537, 1003226, 1166554, 1971074, 4082939, 7099889, 8165878, 14199778, 28580573, 49699223, 57161146, 99398446, 205896781, 347894561, 411793562, 695789122, 1441277467, 2882554934, 10088942269, 20177884538]

約数ペア:

[(1, 20177884538), (2, 10088942269), (7, 2882554934), (14, 1441277467), (29, 695789122), (49, 411793562), (58, 347894561), (98, 205896781), (203, 99398446), (353, 57161146), (406, 49699223), (706, 28580573), (1421, 14199778), (2471, 8165878), (2842, 7099889), (4942, 4082939), (10237, 1971074), (17297, 1166554), (20113, 1003226), (20474, 985537), (34594, 583277), (40226, 501613), (71659, 281582), (140791, 143318)]