20609306

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2149

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 11324134

約数列:

[1, 2, 41, 82, 127, 254, 1979, 3958, 5207, 10414, 81139, 162278, 251333, 502666, 10304653, 20609306]

約数ペア:

[(1, 20609306), (2, 10304653), (41, 502666), (82, 251333), (127, 162278), (254, 81139), (1979, 10414), (3958, 5207)]