18924790

素因数分解:

$2^1\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1949}}^1$

素因数の和:2927

約数の個数: 16

約数和(自身を含む): 34117200

約数和(自身を除く): 15192410

約数列:

[1, 2, 5, 10, 971, 1942, 1949, 3898, 4855, 9710, 9745, 19490, 1892479, 3784958, 9462395, 18924790]

約数ペア:

[(1, 18924790), (2, 9462395), (5, 3784958), (10, 1892479), (971, 19490), (1942, 9745), (1949, 9710), (3898, 4855)]