19401509712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1002973}}^1$

素因数の和:1003028

約数の個数: 80

約数和(自身を含む): 55717211648

約数和(自身を除く): 36315701936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 1002973, 2005946, 3008919, 4011892, 6017838, 8023784, 12035676, 13038649, 16047568, 24071352, 26077298, 31092163, 39115947, 48142704, 52154596, 62184326, 78231894, 93276489, 104309192, 124368652, 156463788, 186552978, 208618384, 248737304, 312927576, 373105956, 404198119, 497474608, 625855152, 746211912, 808396238, 1212594357, 1492423824, 1616792476, 2425188714, 3233584952, 4850377428, 6467169904, 9700754856, 19401509712]

約数ペア:

[(1, 19401509712), (2, 9700754856), (3, 6467169904), (4, 4850377428), (6, 3233584952), (8, 2425188714), (12, 1616792476), (13, 1492423824), (16, 1212594357), (24, 808396238), (26, 746211912), (31, 625855152), (39, 497474608), (48, 404198119), (52, 373105956), (62, 312927576), (78, 248737304), (93, 208618384), (104, 186552978), (124, 156463788), (156, 124368652), (186, 104309192), (208, 93276489), (248, 78231894), (312, 62184326), (372, 52154596), (403, 48142704), (496, 39115947), (624, 31092163), (744, 26077298), (806, 24071352), (1209, 16047568), (1488, 13038649), (1612, 12035676), (2418, 8023784), (3224, 6017838), (4836, 4011892), (6448, 3008919), (9672, 2005946), (19344, 1002973)]