18734745

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{743}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 30765888

約数和(自身を除く): 12031143

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 743, 1681, 2229, 3715, 5043, 8405, 11145, 25215, 30463, 91389, 152315, 456945, 1248983, 3746949, 6244915, 18734745]

約数ペア:

[(1, 18734745), (3, 6244915), (5, 3746949), (15, 1248983), (41, 456945), (123, 152315), (205, 91389), (615, 30463), (743, 25215), (1681, 11145), (2229, 8405), (3715, 5043)]