12428128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{20441}}^1$

素因数の和:20470

約数の個数: 24

約数和(自身を含む): 25756920

約数和(自身を除く): 13328792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 20441, 40882, 81764, 163528, 327056, 388379, 654112, 776758, 1553516, 3107032, 6214064, 12428128]

約数ペア:

[(1, 12428128), (2, 6214064), (4, 3107032), (8, 1553516), (16, 776758), (19, 654112), (32, 388379), (38, 327056), (76, 163528), (152, 81764), (304, 40882), (608, 20441)]