19850771415

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1\times {\mathrm{21881}}^1$

素因数の和:23871

約数の個数: 32

約数和(自身を含む): 32804093952

約数和(自身を除く): 12953322537

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 1951, 5853, 9755, 21881, 29265, 60481, 65643, 109405, 181443, 302405, 328215, 678311, 907215, 2034933, 3391555, 10174665, 42689831, 128069493, 213449155, 640347465, 1323384761, 3970154283, 6616923805, 19850771415]

約数ペア:

[(1, 19850771415), (3, 6616923805), (5, 3970154283), (15, 1323384761), (31, 640347465), (93, 213449155), (155, 128069493), (465, 42689831), (1951, 10174665), (5853, 3391555), (9755, 2034933), (21881, 907215), (29265, 678311), (60481, 328215), (65643, 302405), (109405, 181443)]