20196799181

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{319211}}^1$

素因数の和:319412

約数の個数: 16

約数和(自身を含む): 22595102208

約数和(自身を除く): 2398303027

約数列:

[1, 13, 31, 157, 403, 2041, 4867, 63271, 319211, 4149743, 9895541, 50116127, 128642033, 651509651, 1553599937, 20196799181]

約数ペア:

[(1, 20196799181), (13, 1553599937), (31, 651509651), (157, 128642033), (403, 50116127), (2041, 9895541), (4867, 4149743), (63271, 319211)]