19490537

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 22331904

約数和(自身を除く): 2841367

約数列:

[1, 11, 31, 61, 341, 671, 937, 1891, 10307, 20801, 29047, 57157, 319517, 628727, 1771867, 19490537]

約数ペア:

[(1, 19490537), (11, 1771867), (31, 628727), (61, 319517), (341, 57157), (671, 29047), (937, 20801), (1891, 10307)]