19097888

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 40098240

約数和(自身を除く): 21000352

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 101, 152, 202, 304, 311, 404, 608, 622, 808, 1244, 1616, 1919, 2488, 3232, 3838, 4976, 5909, 7676, 9952, 11818, 15352, 23636, 30704, 31411, 47272, 61408, 62822, 94544, 125644, 189088, 251288, 502576, 596809, 1005152, 1193618, 2387236, 4774472, 9548944, 19097888]

約数ペア:

[(1, 19097888), (2, 9548944), (4, 4774472), (8, 2387236), (16, 1193618), (19, 1005152), (32, 596809), (38, 502576), (76, 251288), (101, 189088), (152, 125644), (202, 94544), (304, 62822), (311, 61408), (404, 47272), (608, 31411), (622, 30704), (808, 23636), (1244, 15352), (1616, 11818), (1919, 9952), (2488, 7676), (3232, 5909), (3838, 4976)]