1991913588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{7904419}}^1$

素因数の和:7904436

約数の個数: 36

約数和(自身を含む): 5754417760

約数和(自身を除く): 3762504172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 7904419, 15808838, 23713257, 31617676, 47426514, 55330933, 71139771, 94853028, 110661866, 142279542, 165992799, 221323732, 284559084, 331985598, 497978397, 663971196, 995956794, 1991913588]

約数ペア:

[(1, 1991913588), (2, 995956794), (3, 663971196), (4, 497978397), (6, 331985598), (7, 284559084), (9, 221323732), (12, 165992799), (14, 142279542), (18, 110661866), (21, 94853028), (28, 71139771), (36, 55330933), (42, 47426514), (63, 31617676), (84, 23713257), (126, 15808838), (252, 7904419)]