19147843

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{457}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 22621536

約数和(自身を除く): 3473693

約数列:

[1, 11, 13, 143, 293, 457, 3223, 3809, 5027, 5941, 41899, 65351, 133901, 1472911, 1740713, 19147843]

約数ペア:

[(1, 19147843), (11, 1740713), (13, 1472911), (143, 133901), (293, 65351), (457, 41899), (3223, 5941), (3809, 5027)]