18683988

素因数分解:

$2^2\times 3^1\times {\mathrm{457}}^1\times {\mathrm{3407}}^1$

素因数の和:3871

約数の個数: 24

約数和(自身を含む): 43704192

約数和(自身を除く): 25020204

約数列:

[1, 2, 3, 4, 6, 12, 457, 914, 1371, 1828, 2742, 3407, 5484, 6814, 10221, 13628, 20442, 40884, 1556999, 3113998, 4670997, 6227996, 9341994, 18683988]

約数ペア:

[(1, 18683988), (2, 9341994), (3, 6227996), (4, 4670997), (6, 3113998), (12, 1556999), (457, 40884), (914, 20442), (1371, 13628), (1828, 10221), (2742, 6814), (3407, 5484)]