209946242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{142433}}^1$

素因数の和:142513

約数の個数: 16

約数和(自身を含む): 348678432

約数和(自身を除く): 138732190

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 142433, 284866, 1566763, 3133526, 9543011, 19086022, 104973121, 209946242]

約数ペア:

[(1, 209946242), (2, 104973121), (11, 19086022), (22, 9543011), (67, 3133526), (134, 1566763), (737, 284866), (1474, 142433)]