19850242

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{1901}}^1$

素因数の和:2153

約数の個数: 16

約数和(自身を含む): 31223232

約数和(自身を除く): 11372990

約数列:

[1, 2, 23, 46, 227, 454, 1901, 3802, 5221, 10442, 43723, 87446, 431527, 863054, 9925121, 19850242]

約数ペア:

[(1, 19850242), (2, 9925121), (23, 863054), (46, 431527), (227, 87446), (454, 43723), (1901, 10442), (3802, 5221)]