208047428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{28069}}^1$

素因数の和:28199

約数の個数: 24

約数和(自身を含む): 389050200

約数和(自身を除く): 181002772

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 3706, 7412, 28069, 56138, 112276, 477173, 954346, 1908692, 3059521, 6119042, 12238084, 52011857, 104023714, 208047428]

約数ペア:

[(1, 208047428), (2, 104023714), (4, 52011857), (17, 12238084), (34, 6119042), (68, 3059521), (109, 1908692), (218, 954346), (436, 477173), (1853, 112276), (3706, 56138), (7412, 28069)]