19401298

素因数分解:

$2^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{2029}}^1$

素因数の和:2721

約数の個数: 16

約数和(自身を含む): 33324480

約数和(自身を除く): 13923182

約数列:

[1, 2, 7, 14, 683, 1366, 2029, 4058, 4781, 9562, 14203, 28406, 1385807, 2771614, 9700649, 19401298]

約数ペア:

[(1, 19401298), (2, 9700649), (7, 2771614), (14, 1385807), (683, 28406), (1366, 14203), (2029, 9562), (4058, 4781)]