20196876

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8291}}^1$

素因数の和:8334

約数の個数: 48

約数和(自身を含む): 55722240

約数和(自身を除く): 35525364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8291, 16582, 24873, 33164, 49746, 58037, 99492, 116074, 174111, 232148, 240439, 348222, 480878, 696444, 721317, 961756, 1442634, 1683073, 2885268, 3366146, 5049219, 6732292, 10098438, 20196876]

約数ペア:

[(1, 20196876), (2, 10098438), (3, 6732292), (4, 5049219), (6, 3366146), (7, 2885268), (12, 1683073), (14, 1442634), (21, 961756), (28, 721317), (29, 696444), (42, 480878), (58, 348222), (84, 240439), (87, 232148), (116, 174111), (174, 116074), (203, 99492), (348, 58037), (406, 49746), (609, 33164), (812, 24873), (1218, 16582), (2436, 8291)]