28647056

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26723}}^1$

素因数の和:26798

約数の個数: 20

約数和(自身を含む): 56334192

約数和(自身を除く): 27687136

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26723, 53446, 106892, 213784, 427568, 1790441, 3580882, 7161764, 14323528, 28647056]

約数ペア:

[(1, 28647056), (2, 14323528), (4, 7161764), (8, 3580882), (16, 1790441), (67, 427568), (134, 213784), (268, 106892), (536, 53446), (1072, 26723)]