19106283

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 12066837

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 491, 763, 1473, 1853, 2289, 3437, 5559, 8347, 10311, 12971, 25041, 38913, 53519, 58429, 160557, 175287, 374633, 909823, 1123899, 2729469, 6368761, 19106283]

約数ペア:

[(1, 19106283), (3, 6368761), (7, 2729469), (17, 1123899), (21, 909823), (51, 374633), (109, 175287), (119, 160557), (327, 58429), (357, 53519), (491, 38913), (763, 25041), (1473, 12971), (1853, 10311), (2289, 8347), (3437, 5559)]