18773703

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{12343}}^1$

素因数の和:12375

約数の個数: 18

約数和(自身を含む): 29366376

約数和(自身を除く): 10592673

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 12343, 37029, 111087, 160459, 481377, 1444131, 2085967, 6257901, 18773703]

約数ペア:

[(1, 18773703), (3, 6257901), (9, 2085967), (13, 1444131), (39, 481377), (117, 160459), (169, 111087), (507, 37029), (1521, 12343)]