19804404

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{31139}}^1$

素因数の和:31199

約数の個数: 24

約数和(自身を含む): 47083680

約数和(自身を除く): 27279276

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 31139, 62278, 93417, 124556, 186834, 373668, 1650367, 3300734, 4951101, 6601468, 9902202, 19804404]

約数ペア:

[(1, 19804404), (2, 9902202), (3, 6601468), (4, 4951101), (6, 3300734), (12, 1650367), (53, 373668), (106, 186834), (159, 124556), (212, 93417), (318, 62278), (636, 31139)]