20716208

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44647}}^1$

素因数の和:44684

約数の個数: 20

約数和(自身を含む): 41522640

約数和(自身を除く): 20806432

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44647, 89294, 178588, 357176, 714352, 1294763, 2589526, 5179052, 10358104, 20716208]

約数ペア:

[(1, 20716208), (2, 10358104), (4, 5179052), (8, 2589526), (16, 1294763), (29, 714352), (58, 357176), (116, 178588), (232, 89294), (464, 44647)]