20866342

素因数分解:

$2^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{1811}}^1$

素因数の和:2643

約数の個数: 16

約数和(自身を含む): 35834112

約数和(自身を除く): 14967770

約数列:

[1, 2, 7, 14, 823, 1646, 1811, 3622, 5761, 11522, 12677, 25354, 1490453, 2980906, 10433171, 20866342]

約数ペア:

[(1, 20866342), (2, 10433171), (7, 2980906), (14, 1490453), (823, 25354), (1646, 12677), (1811, 11522), (3622, 5761)]