22281328

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{15647}}^1$

素因数の和:15744

約数の個数: 20

約数和(自身を含む): 43657920

約数和(自身を除く): 21376592

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 15647, 31294, 62588, 125176, 250352, 1392583, 2785166, 5570332, 11140664, 22281328]

約数ペア:

[(1, 22281328), (2, 11140664), (4, 5570332), (8, 2785166), (16, 1392583), (89, 250352), (178, 125176), (356, 62588), (712, 31294), (1424, 15647)]