71349296

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{19997}}^1$

素因数の和:20228

約数の個数: 20

約数和(自身を含む): 138866112

約数和(自身を除く): 67516816

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 19997, 39994, 79988, 159976, 319952, 4459331, 8918662, 17837324, 35674648, 71349296]

約数ペア:

[(1, 71349296), (2, 35674648), (4, 17837324), (8, 8918662), (16, 4459331), (223, 319952), (446, 159976), (892, 79988), (1784, 39994), (3568, 19997)]