19902706

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{1117}}^1$

素因数の和:1329

約数の個数: 16

約数和(自身を含む): 30588480

約数和(自身を除く): 10685774

約数列:

[1, 2, 59, 118, 151, 302, 1117, 2234, 8909, 17818, 65903, 131806, 168667, 337334, 9951353, 19902706]

約数ペア:

[(1, 19902706), (2, 9951353), (59, 337334), (118, 168667), (151, 131806), (302, 65903), (1117, 17818), (2234, 8909)]