2788141586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 4680529920

約数和(自身を除く): 1892388334

約数列:

[1, 2, 19, 37, 38, 43, 74, 86, 107, 214, 431, 703, 817, 862, 1406, 1591, 1634, 2033, 3182, 3959, 4066, 4601, 7918, 8189, 9202, 15947, 16378, 18533, 30229, 31894, 37066, 46117, 60458, 75221, 87419, 92234, 150442, 170237, 174838, 302993, 340474, 352127, 605986, 685721, 704254, 876223, 1371442, 1706329, 1752446, 1983031, 3234503, 3412658, 3966062, 6469006, 13028699, 26057398, 32420251, 37677589, 64840502, 73372147, 75355178, 146744294, 1394070793, 2788141586]

約数ペア:

[(1, 2788141586), (2, 1394070793), (19, 146744294), (37, 75355178), (38, 73372147), (43, 64840502), (74, 37677589), (86, 32420251), (107, 26057398), (214, 13028699), (431, 6469006), (703, 3966062), (817, 3412658), (862, 3234503), (1406, 1983031), (1591, 1752446), (1634, 1706329), (2033, 1371442), (3182, 876223), (3959, 704254), (4066, 685721), (4601, 605986), (7918, 352127), (8189, 340474), (9202, 302993), (15947, 174838), (16378, 170237), (18533, 150442), (30229, 92234), (31894, 87419), (37066, 75221), (46117, 60458)]