28548208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137251}}^1$

素因数の和:137272

約数の個数: 20

約数和(自身を含む): 59567368

約数和(自身を除く): 31019160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 137251, 274502, 549004, 1098008, 1784263, 2196016, 3568526, 7137052, 14274104, 28548208]

約数ペア:

[(1, 28548208), (2, 14274104), (4, 7137052), (8, 3568526), (13, 2196016), (16, 1784263), (26, 1098008), (52, 549004), (104, 274502), (208, 137251)]