19943364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1733}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 53601408

約数和(自身を除く): 33658044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1733, 1918, 2877, 3466, 3836, 5199, 5754, 6932, 10398, 11508, 12131, 20796, 24262, 36393, 48524, 72786, 145572, 237421, 474842, 712263, 949684, 1424526, 1661947, 2849052, 3323894, 4985841, 6647788, 9971682, 19943364]

約数ペア:

[(1, 19943364), (2, 9971682), (3, 6647788), (4, 4985841), (6, 3323894), (7, 2849052), (12, 1661947), (14, 1424526), (21, 949684), (28, 712263), (42, 474842), (84, 237421), (137, 145572), (274, 72786), (411, 48524), (548, 36393), (822, 24262), (959, 20796), (1644, 12131), (1733, 11508), (1918, 10398), (2877, 6932), (3466, 5754), (3836, 5199)]