19318035

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 36578304

約数和(自身を除く): 17260269

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 71, 85, 97, 165, 187, 213, 255, 291, 355, 485, 561, 781, 935, 1065, 1067, 1207, 1455, 1649, 2343, 2805, 3201, 3621, 3905, 4947, 5335, 6035, 6887, 8245, 11715, 13277, 16005, 18105, 18139, 20661, 24735, 34435, 39831, 54417, 66385, 75757, 90695, 103305, 117079, 199155, 227271, 272085, 351237, 378785, 585395, 1136355, 1287869, 1756185, 3863607, 6439345, 19318035]

約数ペア:

[(1, 19318035), (3, 6439345), (5, 3863607), (11, 1756185), (15, 1287869), (17, 1136355), (33, 585395), (51, 378785), (55, 351237), (71, 272085), (85, 227271), (97, 199155), (165, 117079), (187, 103305), (213, 90695), (255, 75757), (291, 66385), (355, 54417), (485, 39831), (561, 34435), (781, 24735), (935, 20661), (1065, 18139), (1067, 18105), (1207, 16005), (1455, 13277), (1649, 11715), (2343, 8245), (2805, 6887), (3201, 6035), (3621, 5335), (3905, 4947)]