20450213

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{859}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 24768000

約数和(自身を除く): 4317787

約数列:

[1, 7, 19, 133, 179, 859, 1253, 3401, 6013, 16321, 23807, 114247, 153761, 1076327, 2921459, 20450213]

約数ペア:

[(1, 20450213), (7, 2921459), (19, 1076327), (133, 153761), (179, 114247), (859, 23807), (1253, 16321), (3401, 6013)]