20442081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32603}}^1$

素因数の和:32636

約数の個数: 16

約数和(自身を含む): 31299840

約数和(自身を除く): 10857759

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32603, 97809, 358633, 619457, 1075899, 1858371, 6814027, 20442081]

約数ペア:

[(1, 20442081), (3, 6814027), (11, 1858371), (19, 1075899), (33, 619457), (57, 358633), (209, 97809), (627, 32603)]