18031876

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 32872280

約数和(自身を除く): 14840404

約数列:

[1, 2, 4, 37, 73, 74, 146, 148, 292, 1669, 2701, 3338, 5402, 6676, 10804, 61753, 121837, 123506, 243674, 247012, 487348, 4507969, 9015938, 18031876]

約数ペア:

[(1, 18031876), (2, 9015938), (4, 4507969), (37, 487348), (73, 247012), (74, 243674), (146, 123506), (148, 121837), (292, 61753), (1669, 10804), (2701, 6676), (3338, 5402)]