18782028

素因数分解:

$2^2\times 3^2\times {\mathrm{521723}}^1$

素因数の和:521733

約数の個数: 18

約数和(自身を含む): 47476884

約数和(自身を除く): 28694856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521723, 1043446, 1565169, 2086892, 3130338, 4695507, 6260676, 9391014, 18782028]

約数ペア:

[(1, 18782028), (2, 9391014), (3, 6260676), (4, 4695507), (6, 3130338), (9, 2086892), (12, 1565169), (18, 1043446), (36, 521723)]