20376242

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:881

約数の個数: 16

約数和(自身を含む): 31099200

約数和(自身を除く): 10722958

約数列:

[1, 2, 109, 151, 218, 302, 619, 1238, 16459, 32918, 67471, 93469, 134942, 186938, 10188121, 20376242]

約数ペア:

[(1, 20376242), (2, 10188121), (109, 186938), (151, 134942), (218, 93469), (302, 67471), (619, 32918), (1238, 16459)]