18314521

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 19657728

約数和(自身を除く): 1343207

約数列:

[1, 31, 53, 71, 157, 1643, 2201, 3763, 4867, 8321, 11147, 116653, 257951, 345557, 590791, 18314521]

約数ペア:

[(1, 18314521), (31, 590791), (53, 345557), (71, 257951), (157, 116653), (1643, 11147), (2201, 8321), (3763, 4867)]