19606642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{2179}}^1$

素因数の和:2601

約数の個数: 16

約数和(自身を含む): 32176800

約数和(自身を除く): 12570158

約数列:

[1, 2, 11, 22, 409, 818, 2179, 4358, 4499, 8998, 23969, 47938, 891211, 1782422, 9803321, 19606642]

約数ペア:

[(1, 19606642), (2, 9803321), (11, 1782422), (22, 891211), (409, 47938), (818, 23969), (2179, 8998), (4358, 4499)]