20923084

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 46061568

約数和(自身を除く): 25138484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 182, 188, 329, 364, 611, 658, 1222, 1223, 1316, 2444, 2446, 4277, 4892, 8554, 8561, 15899, 17108, 17122, 31798, 34244, 57481, 63596, 111293, 114962, 222586, 229924, 402367, 445172, 747253, 804734, 1494506, 1609468, 2989012, 5230771, 10461542, 20923084]

約数ペア:

[(1, 20923084), (2, 10461542), (4, 5230771), (7, 2989012), (13, 1609468), (14, 1494506), (26, 804734), (28, 747253), (47, 445172), (52, 402367), (91, 229924), (94, 222586), (182, 114962), (188, 111293), (329, 63596), (364, 57481), (611, 34244), (658, 31798), (1222, 17122), (1223, 17108), (1316, 15899), (2444, 8561), (2446, 8554), (4277, 4892)]