18868117437

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{18637}}^1$

素因数の和:19182

約数の個数: 48

約数和(自身を含む): 31139624880

約数和(自身を除く): 12271507443

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 509, 663, 1527, 1989, 4581, 6617, 8653, 18637, 19851, 25959, 55911, 59553, 77877, 112489, 167733, 242281, 316829, 337467, 726843, 950487, 1012401, 2180529, 2851461, 4118777, 9486233, 12356331, 28458699, 37068993, 85376097, 123321029, 161265961, 369963087, 483797883, 1109889261, 1451393649, 2096457493, 6289372479, 18868117437]

約数ペア:

[(1, 18868117437), (3, 6289372479), (9, 2096457493), (13, 1451393649), (17, 1109889261), (39, 483797883), (51, 369963087), (117, 161265961), (153, 123321029), (221, 85376097), (509, 37068993), (663, 28458699), (1527, 12356331), (1989, 9486233), (4581, 4118777), (6617, 2851461), (8653, 2180529), (18637, 1012401), (19851, 950487), (25959, 726843), (55911, 337467), (59553, 316829), (77877, 242281), (112489, 167733)]