19054539

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2003}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 31679232

約数和(自身を除く): 12624693

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 2003, 3171, 6009, 9513, 14021, 18027, 42063, 126189, 302453, 907359, 2117171, 2722077, 6351513, 19054539]

約数ペア:

[(1, 19054539), (3, 6351513), (7, 2722077), (9, 2117171), (21, 907359), (63, 302453), (151, 126189), (453, 42063), (1057, 18027), (1359, 14021), (2003, 9513), (3171, 6009)]