16548220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63647}}^1$

素因数の和:63669

約数の個数: 24

約数和(自身を含む): 37425024

約数和(自身を除く): 20876804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 63647, 127294, 254588, 318235, 636470, 827411, 1272940, 1654822, 3309644, 4137055, 8274110, 16548220]

約数ペア:

[(1, 16548220), (2, 8274110), (4, 4137055), (5, 3309644), (10, 1654822), (13, 1272940), (20, 827411), (26, 636470), (52, 318235), (65, 254588), (130, 127294), (260, 63647)]