20434576

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67219}}^1$

素因数の和:67246

約数の個数: 20

約数和(自身を含む): 41676400

約数和(自身を除く): 21241824

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 67219, 134438, 268876, 537752, 1075504, 1277161, 2554322, 5108644, 10217288, 20434576]

約数ペア:

[(1, 20434576), (2, 10217288), (4, 5108644), (8, 2554322), (16, 1277161), (19, 1075504), (38, 537752), (76, 268876), (152, 134438), (304, 67219)]