19183912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{787}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 39431520

約数和(自身を除く): 20247608

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 277, 554, 787, 1108, 1574, 2216, 3047, 3148, 6094, 6296, 8657, 12188, 17314, 24376, 34628, 69256, 217999, 435998, 871996, 1743992, 2397989, 4795978, 9591956, 19183912]

約数ペア:

[(1, 19183912), (2, 9591956), (4, 4795978), (8, 2397989), (11, 1743992), (22, 871996), (44, 435998), (88, 217999), (277, 69256), (554, 34628), (787, 24376), (1108, 17314), (1574, 12188), (2216, 8657), (3047, 6296), (3148, 6094)]