19479447

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{1423}}^1$

素因数の和:1461

約数の個数: 30

約数和(自身を含む): 31531632

約数和(自身を除く): 12052185

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1423, 1521, 4269, 4563, 12807, 13689, 18499, 38421, 55497, 115263, 166491, 240487, 499473, 721461, 1498419, 2164383, 6493149, 19479447]

約数ペア:

[(1, 19479447), (3, 6493149), (9, 2164383), (13, 1498419), (27, 721461), (39, 499473), (81, 240487), (117, 166491), (169, 115263), (351, 55497), (507, 38421), (1053, 18499), (1423, 13689), (1521, 12807), (4269, 4563)]