20100866

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4973}}^1$

素因数の和:5065

約数の個数: 16

約数和(自身を含む): 31515264

約数和(自身を除く): 11414398

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4973, 9946, 213839, 233731, 427678, 467462, 10050433, 20100866]

約数ペア:

[(1, 20100866), (2, 10050433), (43, 467462), (47, 427678), (86, 233731), (94, 213839), (2021, 9946), (4042, 4973)]