20542289

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 22325760

約数和(自身を除く): 1783471

約数列:

[1, 23, 37, 101, 239, 851, 2323, 3737, 5497, 8843, 24139, 85951, 203389, 555197, 893143, 20542289]

約数ペア:

[(1, 20542289), (23, 893143), (37, 555197), (101, 203389), (239, 85951), (851, 24139), (2323, 8843), (3737, 5497)]