19774818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{156943}}^1$

素因数の和:156958

約数の個数: 24

約数和(自身を含む): 48966528

約数和(自身を除く): 29191710

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 156943, 313886, 470829, 941658, 1098601, 1412487, 2197202, 2824974, 3295803, 6591606, 9887409, 19774818]

約数ペア:

[(1, 19774818), (2, 9887409), (3, 6591606), (6, 3295803), (7, 2824974), (9, 2197202), (14, 1412487), (18, 1098601), (21, 941658), (42, 470829), (63, 313886), (126, 156943)]