19317129

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 10250871

約数列:

[1, 3, 13, 19, 39, 57, 131, 199, 247, 393, 597, 741, 1703, 2489, 2587, 3781, 5109, 7467, 7761, 11343, 26069, 32357, 49153, 78207, 97071, 147459, 338897, 495311, 1016691, 1485933, 6439043, 19317129]

約数ペア:

[(1, 19317129), (3, 6439043), (13, 1485933), (19, 1016691), (39, 495311), (57, 338897), (131, 147459), (199, 97071), (247, 78207), (393, 49153), (597, 32357), (741, 26069), (1703, 11343), (2489, 7761), (2587, 7467), (3781, 5109)]