201880208

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{115757}}^1$

素因数の和:115874

約数の個数: 20

約数和(自身を含む): 394734780

約数和(自身を除く): 192854572

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 115757, 231514, 463028, 926056, 1852112, 12617513, 25235026, 50470052, 100940104, 201880208]

約数ペア:

[(1, 201880208), (2, 100940104), (4, 50470052), (8, 25235026), (16, 12617513), (109, 1852112), (218, 926056), (436, 463028), (872, 231514), (1744, 115757)]