19495696

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110771}}^1$

素因数の和:110790

約数の個数: 20

約数和(自身を含む): 41207184

約数和(自身を除く): 21711488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110771, 221542, 443084, 886168, 1218481, 1772336, 2436962, 4873924, 9747848, 19495696]

約数ペア:

[(1, 19495696), (2, 9747848), (4, 4873924), (8, 2436962), (11, 1772336), (16, 1218481), (22, 886168), (44, 443084), (88, 221542), (176, 110771)]