19738508

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2083}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 36411648

約数和(自身を除く): 16673140

約数列:

[1, 2, 4, 23, 46, 92, 103, 206, 412, 2083, 2369, 4166, 4738, 8332, 9476, 47909, 95818, 191636, 214549, 429098, 858196, 4934627, 9869254, 19738508]

約数ペア:

[(1, 19738508), (2, 9869254), (4, 4934627), (23, 858196), (46, 429098), (92, 214549), (103, 191636), (206, 95818), (412, 47909), (2083, 9476), (2369, 8332), (4166, 4738)]