1981868

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1913}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 4072992

約数和(自身を除く): 2091124

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 1913, 3826, 7652, 13391, 26782, 53564, 70781, 141562, 283124, 495467, 990934, 1981868]

約数ペア:

[(1, 1981868), (2, 990934), (4, 495467), (7, 283124), (14, 141562), (28, 70781), (37, 53564), (74, 26782), (148, 13391), (259, 7652), (518, 3826), (1036, 1913)]