20980194

素因数分解:

$2^1\times 3^1\times {\mathrm{1069}}^1\times {\mathrm{3271}}^1$

素因数の和:4345

約数の個数: 16

約数和(自身を含む): 42012480

約数和(自身を除く): 21032286

約数列:

[1, 2, 3, 6, 1069, 2138, 3207, 3271, 6414, 6542, 9813, 19626, 3496699, 6993398, 10490097, 20980194]

約数ペア:

[(1, 20980194), (2, 10490097), (3, 6993398), (6, 3496699), (1069, 19626), (2138, 9813), (3207, 6542), (3271, 6414)]