20087769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27109}}^1$

素因数の和:27144

約数の個数: 16

約数和(自身を含む): 30363200

約数和(自身を除く): 10275431

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27109, 81327, 352417, 515071, 1057251, 1545213, 6695923, 20087769]

約数ペア:

[(1, 20087769), (3, 6695923), (13, 1545213), (19, 1057251), (39, 515071), (57, 352417), (247, 81327), (741, 27109)]