18627973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{739}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 23040640

約数和(自身を除く): 4412667

約数列:

[1, 7, 13, 91, 277, 739, 1939, 3601, 5173, 9607, 25207, 67249, 204703, 1432921, 2661139, 18627973]

約数ペア:

[(1, 18627973), (7, 2661139), (13, 1432921), (91, 204703), (277, 67249), (739, 25207), (1939, 9607), (3601, 5173)]