1895404

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 3825920

約数和(自身を除く): 1930516

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 487, 556, 973, 974, 1946, 1948, 3409, 3892, 6818, 13636, 67693, 135386, 270772, 473851, 947702, 1895404]

約数ペア:

[(1, 1895404), (2, 947702), (4, 473851), (7, 270772), (14, 135386), (28, 67693), (139, 13636), (278, 6818), (487, 3892), (556, 3409), (973, 1948), (974, 1946)]