18219877689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1\times {\mathrm{17987}}^1$

素因数の和:19389

約数の個数: 32

約数和(自身を含む): 27560494080

約数和(自身を除く): 9340616391

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1367, 4101, 17771, 17987, 25973, 53313, 53961, 77919, 233831, 337649, 341753, 701493, 1012947, 1025259, 4442789, 13328367, 24588229, 73764687, 319646977, 467176351, 958940931, 1401529053, 6073292563, 18219877689]

約数ペア:

[(1, 18219877689), (3, 6073292563), (13, 1401529053), (19, 958940931), (39, 467176351), (57, 319646977), (247, 73764687), (741, 24588229), (1367, 13328367), (4101, 4442789), (17771, 1025259), (17987, 1012947), (25973, 701493), (53313, 341753), (53961, 337649), (77919, 233831)]