19514018

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1361}}^1$

素因数の和:1537

約数の個数: 16

約数和(自身を含む): 30007584

約数和(自身を除く): 10493566

約数列:

[1, 2, 67, 107, 134, 214, 1361, 2722, 7169, 14338, 91187, 145627, 182374, 291254, 9757009, 19514018]

約数ペア:

[(1, 19514018), (2, 9757009), (67, 291254), (107, 182374), (134, 145627), (214, 91187), (1361, 14338), (2722, 7169)]