20137168

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{4021}}^1$

素因数の和:4342

約数の個数: 20

約数和(自身を含む): 39150148

約数和(自身を除く): 19012980

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 4021, 5008, 8042, 16084, 32168, 64336, 1258573, 2517146, 5034292, 10068584, 20137168]

約数ペア:

[(1, 20137168), (2, 10068584), (4, 5034292), (8, 2517146), (16, 1258573), (313, 64336), (626, 32168), (1252, 16084), (2504, 8042), (4021, 5008)]