20373904

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4597}}^1$

素因数の和:4882

約数の個数: 20

約数和(自身を含む): 39625564

約数和(自身を除く): 19251660

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4597, 9194, 18388, 36776, 73552, 1273369, 2546738, 5093476, 10186952, 20373904]

約数ペア:

[(1, 20373904), (2, 10186952), (4, 5093476), (8, 2546738), (16, 1273369), (277, 73552), (554, 36776), (1108, 18388), (2216, 9194), (4432, 4597)]