19945706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47717}}^1$

素因数の和:47749

約数の個数: 16

約数和(自身を含む): 34356960

約数和(自身を除く): 14411254

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 47717, 95434, 524887, 906623, 1049774, 1813246, 9972853, 19945706]

約数ペア:

[(1, 19945706), (2, 9972853), (11, 1813246), (19, 1049774), (22, 906623), (38, 524887), (209, 95434), (418, 47717)]