2021648642

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{8681}}^1$

素因数の和:8775

約数の個数: 32

約数和(自身を含む): 3347431920

約数和(自身を除く): 1325783278

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1378, 2197, 4394, 8681, 8957, 17362, 17914, 112853, 116441, 225706, 232882, 460093, 920186, 1467089, 2934178, 5981209, 11962418, 19072157, 38144314, 77755717, 155511434, 1010824321, 2021648642]

約数ペア:

[(1, 2021648642), (2, 1010824321), (13, 155511434), (26, 77755717), (53, 38144314), (106, 19072157), (169, 11962418), (338, 5981209), (689, 2934178), (1378, 1467089), (2197, 920186), (4394, 460093), (8681, 232882), (8957, 225706), (17362, 116441), (17914, 112853)]