20709104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99563}}^1$

素因数の和:99584

約数の個数: 20

約数和(自身を含む): 43210776

約数和(自身を除く): 22501672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99563, 199126, 398252, 796504, 1294319, 1593008, 2588638, 5177276, 10354552, 20709104]

約数ペア:

[(1, 20709104), (2, 10354552), (4, 5177276), (8, 2588638), (13, 1593008), (16, 1294319), (26, 796504), (52, 398252), (104, 199126), (208, 99563)]