18959024

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1677

約数の個数: 40

約数和(自身を含む): 42393120

約数和(自身を除く): 23434096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1553, 1744, 3052, 3106, 6104, 6212, 10871, 12208, 12424, 21742, 24848, 43484, 86968, 169277, 173936, 338554, 677108, 1184939, 1354216, 2369878, 2708432, 4739756, 9479512, 18959024]

約数ペア:

[(1, 18959024), (2, 9479512), (4, 4739756), (7, 2708432), (8, 2369878), (14, 1354216), (16, 1184939), (28, 677108), (56, 338554), (109, 173936), (112, 169277), (218, 86968), (436, 43484), (763, 24848), (872, 21742), (1526, 12424), (1553, 12208), (1744, 10871), (3052, 6212), (3106, 6104)]