28440464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136733}}^1$

素因数の和:136754

約数の個数: 20

約数和(自身を含む): 59342556

約数和(自身を除く): 30902092

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136733, 273466, 546932, 1093864, 1777529, 2187728, 3555058, 7110116, 14220232, 28440464]

約数ペア:

[(1, 28440464), (2, 14220232), (4, 7110116), (8, 3555058), (13, 2187728), (16, 1777529), (26, 1093864), (52, 546932), (104, 273466), (208, 136733)]