20195504

素因数分解:

$2^4\times 7^1\times {\mathrm{180317}}^1$

素因数の和:180332

約数の個数: 20

約数和(自身を含む): 44718864

約数和(自身を除く): 24523360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180317, 360634, 721268, 1262219, 1442536, 2524438, 2885072, 5048876, 10097752, 20195504]

約数ペア:

[(1, 20195504), (2, 10097752), (4, 5048876), (7, 2885072), (8, 2524438), (14, 1442536), (16, 1262219), (28, 721268), (56, 360634), (112, 180317)]