18554081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3847}}^1$

素因数の和:3920

約数の個数: 16

約数和(自身を含む): 23272704

約数和(自身を除く): 4718623

約数列:

[1, 7, 13, 53, 91, 371, 689, 3847, 4823, 26929, 50011, 203891, 350077, 1427237, 2650583, 18554081]

約数ペア:

[(1, 18554081), (7, 2650583), (13, 1427237), (53, 350077), (91, 203891), (371, 50011), (689, 26929), (3847, 4823)]