20225168

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11597}}^1$

素因数の和:11714

約数の個数: 20

約数和(自身を含む): 39549180

約数和(自身を除く): 19324012

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11597, 23194, 46388, 92776, 185552, 1264073, 2528146, 5056292, 10112584, 20225168]

約数ペア:

[(1, 20225168), (2, 10112584), (4, 5056292), (8, 2528146), (16, 1264073), (109, 185552), (218, 92776), (436, 46388), (872, 23194), (1744, 11597)]