19609135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 9808337

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 455, 497, 607, 923, 2485, 3035, 4249, 4615, 6461, 7891, 21245, 32305, 39455, 43097, 55237, 215485, 276185, 301679, 560261, 1508395, 2801305, 3921827, 19609135]

約数ペア:

[(1, 19609135), (5, 3921827), (7, 2801305), (13, 1508395), (35, 560261), (65, 301679), (71, 276185), (91, 215485), (355, 55237), (455, 43097), (497, 39455), (607, 32305), (923, 21245), (2485, 7891), (3035, 6461), (4249, 4615)]