20993286

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{12911}}^1$

素因数の和:13187

約数の個数: 16

約数和(自身を含む): 42144768

約数和(自身を除く): 21151482

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 12911, 25822, 38733, 77466, 3498881, 6997762, 10496643, 20993286]

約数ペア:

[(1, 20993286), (2, 10496643), (3, 6997762), (6, 3498881), (271, 77466), (542, 38733), (813, 25822), (1626, 12911)]