19870935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1951}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 36728832

約数和(自身を除く): 16857897

約数列:

[1, 3, 5, 7, 15, 21, 35, 97, 105, 291, 485, 679, 1455, 1951, 2037, 3395, 5853, 9755, 10185, 13657, 29265, 40971, 68285, 189247, 204855, 567741, 946235, 1324729, 2838705, 3974187, 6623645, 19870935]

約数ペア:

[(1, 19870935), (3, 6623645), (5, 3974187), (7, 2838705), (15, 1324729), (21, 946235), (35, 567741), (97, 204855), (105, 189247), (291, 68285), (485, 40971), (679, 29265), (1455, 13657), (1951, 10185), (2037, 9755), (3395, 5853)]