18255890

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1559}}^1$

素因数の和:2737

約数の個数: 16

約数和(自身を含む): 32909760

約数和(自身を除く): 14653870

約数列:

[1, 2, 5, 10, 1171, 1559, 2342, 3118, 5855, 7795, 11710, 15590, 1825589, 3651178, 9127945, 18255890]

約数ペア:

[(1, 18255890), (2, 9127945), (5, 3651178), (10, 1825589), (1171, 15590), (1559, 11710), (2342, 7795), (3118, 5855)]