19932913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19913}}^1$

素因数の和:19944

約数の個数: 16

約数和(自身を含む): 26764416

約数和(自身を除く): 6831503

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 19913, 139391, 219043, 258869, 1533301, 1812083, 2847559, 19932913]

約数ペア:

[(1, 19932913), (7, 2847559), (11, 1812083), (13, 1533301), (77, 258869), (91, 219043), (143, 139391), (1001, 19913)]