20285958

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2353

約数の個数: 64

約数和(自身を含む): 53268480

約数和(自身を除く): 32982522

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 114, 133, 154, 209, 231, 266, 399, 418, 462, 627, 798, 1254, 1463, 2311, 2926, 4389, 4622, 6933, 8778, 13866, 16177, 25421, 32354, 43909, 48531, 50842, 76263, 87818, 97062, 131727, 152526, 177947, 263454, 307363, 355894, 482999, 533841, 614726, 922089, 965998, 1067682, 1448997, 1844178, 2897994, 3380993, 6761986, 10142979, 20285958]

約数ペア:

[(1, 20285958), (2, 10142979), (3, 6761986), (6, 3380993), (7, 2897994), (11, 1844178), (14, 1448997), (19, 1067682), (21, 965998), (22, 922089), (33, 614726), (38, 533841), (42, 482999), (57, 355894), (66, 307363), (77, 263454), (114, 177947), (133, 152526), (154, 131727), (209, 97062), (231, 87818), (266, 76263), (399, 50842), (418, 48531), (462, 43909), (627, 32354), (798, 25421), (1254, 16177), (1463, 13866), (2311, 8778), (2926, 6933), (4389, 4622)]