18738604

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{65981}}^1$

素因数の和:66056

約数の個数: 12

約数和(自身を含む): 33254928

約数和(自身を除く): 14516324

約数列:

[1, 2, 4, 71, 142, 284, 65981, 131962, 263924, 4684651, 9369302, 18738604]

約数ペア:

[(1, 18738604), (2, 9369302), (4, 4684651), (71, 263924), (142, 131962), (284, 65981)]