18965524

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{977}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 34832448

約数和(自身を除く): 15866924

約数列:

[1, 2, 4, 23, 46, 92, 211, 422, 844, 977, 1954, 3908, 4853, 9706, 19412, 22471, 44942, 89884, 206147, 412294, 824588, 4741381, 9482762, 18965524]

約数ペア:

[(1, 18965524), (2, 9482762), (4, 4741381), (23, 824588), (46, 412294), (92, 206147), (211, 89884), (422, 44942), (844, 22471), (977, 19412), (1954, 9706), (3908, 4853)]