20298124

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1117}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 45077760

約数和(自身を除く): 24779636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 154, 236, 308, 413, 649, 826, 1117, 1298, 1652, 2234, 2596, 4468, 4543, 7819, 9086, 12287, 15638, 18172, 24574, 31276, 49148, 65903, 86009, 131806, 172018, 263612, 344036, 461321, 724933, 922642, 1449866, 1845284, 2899732, 5074531, 10149062, 20298124]

約数ペア:

[(1, 20298124), (2, 10149062), (4, 5074531), (7, 2899732), (11, 1845284), (14, 1449866), (22, 922642), (28, 724933), (44, 461321), (59, 344036), (77, 263612), (118, 172018), (154, 131806), (236, 86009), (308, 65903), (413, 49148), (649, 31276), (826, 24574), (1117, 18172), (1298, 15638), (1652, 12287), (2234, 9086), (2596, 7819), (4468, 4543)]