19382077

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 24385536

約数和(自身を除く): 5003459

約数列:

[1, 11, 13, 23, 71, 83, 143, 253, 299, 781, 913, 923, 1079, 1633, 1909, 3289, 5893, 10153, 11869, 17963, 20999, 21229, 24817, 64823, 76609, 135539, 233519, 272987, 842699, 1490929, 1762007, 19382077]

約数ペア:

[(1, 19382077), (11, 1762007), (13, 1490929), (23, 842699), (71, 272987), (83, 233519), (143, 135539), (253, 76609), (299, 64823), (781, 24817), (913, 21229), (923, 20999), (1079, 17963), (1633, 11869), (1909, 10153), (3289, 5893)]