19556866

素因数分解:

$2^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{4463}}^1$

素因数の和:4785

約数の個数: 16

約数和(自身を含む): 33640704

約数和(自身を除く): 14083838

約数列:

[1, 2, 7, 14, 313, 626, 2191, 4382, 4463, 8926, 31241, 62482, 1396919, 2793838, 9778433, 19556866]

約数ペア:

[(1, 19556866), (2, 9778433), (7, 2793838), (14, 1396919), (313, 62482), (626, 31241), (2191, 8926), (4382, 4463)]