19900202

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45853}}^1$

素因数の和:45893

約数の個数: 16

約数和(自身を含む): 35215872

約数和(自身を除く): 15315670

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45853, 91706, 320971, 641942, 1421443, 2842886, 9950101, 19900202]

約数ペア:

[(1, 19900202), (2, 9950101), (7, 2842886), (14, 1421443), (31, 641942), (62, 320971), (217, 91706), (434, 45853)]