17801988

素因数分解:

$2^2\times 3^1\times {\mathrm{1213}}^1\times {\mathrm{1223}}^1$

素因数の和:2443

約数の個数: 24

約数和(自身を含む): 41606208

約数和(自身を除く): 23804220

約数列:

[1, 2, 3, 4, 6, 12, 1213, 1223, 2426, 2446, 3639, 3669, 4852, 4892, 7278, 7338, 14556, 14676, 1483499, 2966998, 4450497, 5933996, 8900994, 17801988]

約数ペア:

[(1, 17801988), (2, 8900994), (3, 5933996), (4, 4450497), (6, 2966998), (12, 1483499), (1213, 14676), (1223, 14556), (2426, 7338), (2446, 7278), (3639, 4892), (3669, 4852)]