19887362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5413}}^1$

素因数の和:5593

約数の個数: 16

約数和(自身を含む): 32743872

約数和(自身を除く): 12856510

約数列:

[1, 2, 11, 22, 167, 334, 1837, 3674, 5413, 10826, 59543, 119086, 903971, 1807942, 9943681, 19887362]

約数ペア:

[(1, 19887362), (2, 9943681), (11, 1807942), (22, 903971), (167, 119086), (334, 59543), (1837, 10826), (3674, 5413)]