18909884

素因数分解:

$2^2\times 7^2\times {\mathrm{96479}}^1$

素因数の和:96497

約数の個数: 18

約数和(自身を含む): 38495520

約数和(自身を除く): 19585636

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 96479, 192958, 385916, 675353, 1350706, 2701412, 4727471, 9454942, 18909884]

約数ペア:

[(1, 18909884), (2, 9454942), (4, 4727471), (7, 2701412), (14, 1350706), (28, 675353), (49, 385916), (98, 192958), (196, 96479)]