19669485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 36827136

約数和(自身を除く): 17157651

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 71, 73, 115, 165, 213, 219, 253, 345, 355, 365, 759, 781, 803, 1065, 1095, 1265, 1633, 1679, 2343, 2409, 3795, 3905, 4015, 4899, 5037, 5183, 8165, 8395, 11715, 12045, 15549, 17963, 18469, 24495, 25185, 25915, 53889, 55407, 57013, 77745, 89815, 92345, 119209, 171039, 269445, 277035, 285065, 357627, 596045, 855195, 1311299, 1788135, 3933897, 6556495, 19669485]

約数ペア:

[(1, 19669485), (3, 6556495), (5, 3933897), (11, 1788135), (15, 1311299), (23, 855195), (33, 596045), (55, 357627), (69, 285065), (71, 277035), (73, 269445), (115, 171039), (165, 119209), (213, 92345), (219, 89815), (253, 77745), (345, 57013), (355, 55407), (365, 53889), (759, 25915), (781, 25185), (803, 24495), (1065, 18469), (1095, 17963), (1265, 15549), (1633, 12045), (1679, 11715), (2343, 8395), (2409, 8165), (3795, 5183), (3905, 5037), (4015, 4899)]