19817996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19583}}^1$

素因数の和:19621

約数の個数: 24

約数和(自身を含む): 39481344

約数和(自身を除く): 19663348

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 19583, 39166, 78332, 215413, 430826, 450409, 861652, 900818, 1801636, 4954499, 9908998, 19817996]

約数ペア:

[(1, 19817996), (2, 9908998), (4, 4954499), (11, 1801636), (22, 900818), (23, 861652), (44, 450409), (46, 430826), (92, 215413), (253, 78332), (506, 39166), (1012, 19583)]