19947576

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6869}}^1$

素因数の和:6900

約数の個数: 48

約数和(自身を含む): 54822600

約数和(自身を除く): 34875024

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 6869, 13738, 20607, 27476, 41214, 54952, 75559, 82428, 151118, 164856, 226677, 302236, 453354, 604472, 831149, 906708, 1662298, 1813416, 2493447, 3324596, 4986894, 6649192, 9973788, 19947576]

約数ペア:

[(1, 19947576), (2, 9973788), (3, 6649192), (4, 4986894), (6, 3324596), (8, 2493447), (11, 1813416), (12, 1662298), (22, 906708), (24, 831149), (33, 604472), (44, 453354), (66, 302236), (88, 226677), (121, 164856), (132, 151118), (242, 82428), (264, 75559), (363, 54952), (484, 41214), (726, 27476), (968, 20607), (1452, 13738), (2904, 6869)]