29821808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109639}}^1$

素因数の和:109664

約数の個数: 20

約数和(自身を含む): 61179120

約数和(自身を除く): 31357312

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 109639, 219278, 438556, 877112, 1754224, 1863863, 3727726, 7455452, 14910904, 29821808]

約数ペア:

[(1, 29821808), (2, 14910904), (4, 7455452), (8, 3727726), (16, 1863863), (17, 1754224), (34, 877112), (68, 438556), (136, 219278), (272, 109639)]