28478032

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161807}}^1$

素因数の和:161826

約数の個数: 20

約数和(自身を含む): 60192576

約数和(自身を除く): 31714544

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161807, 323614, 647228, 1294456, 1779877, 2588912, 3559754, 7119508, 14239016, 28478032]

約数ペア:

[(1, 28478032), (2, 14239016), (4, 7119508), (8, 3559754), (11, 2588912), (16, 1779877), (22, 1294456), (44, 647228), (88, 323614), (176, 161807)]