19704636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78193}}^1$

素因数の和:78210

約数の個数: 36

約数和(自身を含む): 56925232

約数和(自身を除く): 37220596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78193, 156386, 234579, 312772, 469158, 547351, 703737, 938316, 1094702, 1407474, 1642053, 2189404, 2814948, 3284106, 4926159, 6568212, 9852318, 19704636]

約数ペア:

[(1, 19704636), (2, 9852318), (3, 6568212), (4, 4926159), (6, 3284106), (7, 2814948), (9, 2189404), (12, 1642053), (14, 1407474), (18, 1094702), (21, 938316), (28, 703737), (36, 547351), (42, 469158), (63, 312772), (84, 234579), (126, 156386), (252, 78193)]