20527798

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1801}}^1$

素因数の和:1983

約数の個数: 16

約数和(自身を含む): 31787280

約数和(自身を除く): 11259482

約数列:

[1, 2, 41, 82, 139, 278, 1801, 3602, 5699, 11398, 73841, 147682, 250339, 500678, 10263899, 20527798]

約数ペア:

[(1, 20527798), (2, 10263899), (41, 500678), (82, 250339), (139, 147682), (278, 73841), (1801, 11398), (3602, 5699)]