20205962

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1163}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 37210752

約数和(自身を除く): 17004790

約数列:

[1, 2, 7, 14, 17, 34, 73, 119, 146, 238, 511, 1022, 1163, 1241, 2326, 2482, 8141, 8687, 16282, 17374, 19771, 39542, 84899, 138397, 169798, 276794, 594293, 1188586, 1443283, 2886566, 10102981, 20205962]

約数ペア:

[(1, 20205962), (2, 10102981), (7, 2886566), (14, 1443283), (17, 1188586), (34, 594293), (73, 276794), (119, 169798), (146, 138397), (238, 84899), (511, 39542), (1022, 19771), (1163, 17374), (1241, 16282), (2326, 8687), (2482, 8141)]