39891568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{108401}}^1$

素因数の和:108432

約数の個数: 20

約数和(自身を含む): 80651088

約数和(自身を除く): 40759520

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 108401, 216802, 433604, 867208, 1734416, 2493223, 4986446, 9972892, 19945784, 39891568]

約数ペア:

[(1, 39891568), (2, 19945784), (4, 9972892), (8, 4986446), (16, 2493223), (23, 1734416), (46, 867208), (92, 433604), (184, 216802), (368, 108401)]