20805306

素因数分解:

$2^1\times 3^1\times {\mathrm{499}}^1\times {\mathrm{6949}}^1$

素因数の和:7453

約数の個数: 16

約数和(自身を含む): 41700000

約数和(自身を除く): 20894694

約数列:

[1, 2, 3, 6, 499, 998, 1497, 2994, 6949, 13898, 20847, 41694, 3467551, 6935102, 10402653, 20805306]

約数ペア:

[(1, 20805306), (2, 10402653), (3, 6935102), (6, 3467551), (499, 41694), (998, 20847), (1497, 13898), (2994, 6949)]