19748157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3541}}^1$

素因数の和:3581

約数の個数: 24

約数和(自身を含む): 31112928

約数和(自身を除く): 11364771

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 3541, 5577, 10623, 38951, 46033, 116853, 138099, 506363, 598429, 1519089, 1795287, 6582719, 19748157]

約数ペア:

[(1, 19748157), (3, 6582719), (11, 1795287), (13, 1519089), (33, 598429), (39, 506363), (143, 138099), (169, 116853), (429, 46033), (507, 38951), (1859, 10623), (3541, 5577)]