20122556482

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{21391}}^1$

素因数の和:21767

約数の個数: 48

約数和(自身を含む): 36433998720

約数和(自身を除く): 16311442238

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 331, 406, 662, 1421, 2317, 2842, 4634, 9599, 16219, 19198, 21391, 32438, 42782, 67193, 134386, 149737, 299474, 470351, 620339, 940702, 1048159, 1240678, 2096318, 4342373, 7080421, 8684746, 14160842, 30396611, 49562947, 60793222, 99125894, 205332209, 346940629, 410664418, 693881258, 1437325463, 2874650926, 10061278241, 20122556482]

約数ペア:

[(1, 20122556482), (2, 10061278241), (7, 2874650926), (14, 1437325463), (29, 693881258), (49, 410664418), (58, 346940629), (98, 205332209), (203, 99125894), (331, 60793222), (406, 49562947), (662, 30396611), (1421, 14160842), (2317, 8684746), (2842, 7080421), (4634, 4342373), (9599, 2096318), (16219, 1240678), (19198, 1048159), (21391, 940702), (32438, 620339), (42782, 470351), (67193, 299474), (134386, 149737)]