202118884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 423046400

約数和(自身を除く): 220927516

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 121, 124, 209, 242, 341, 418, 484, 589, 682, 709, 836, 1178, 1364, 1418, 2299, 2356, 2836, 3751, 4598, 6479, 7502, 7799, 9196, 12958, 13471, 15004, 15598, 21979, 25916, 26942, 31196, 43958, 53884, 71269, 85789, 87916, 142538, 148181, 171578, 241769, 285076, 296362, 343156, 417601, 483538, 592724, 835202, 967076, 1629991, 1670404, 2659459, 3259982, 4593611, 5318918, 6519964, 9187222, 10637836, 18374444, 50529721, 101059442, 202118884]

約数ペア:

[(1, 202118884), (2, 101059442), (4, 50529721), (11, 18374444), (19, 10637836), (22, 9187222), (31, 6519964), (38, 5318918), (44, 4593611), (62, 3259982), (76, 2659459), (121, 1670404), (124, 1629991), (209, 967076), (242, 835202), (341, 592724), (418, 483538), (484, 417601), (589, 343156), (682, 296362), (709, 285076), (836, 241769), (1178, 171578), (1364, 148181), (1418, 142538), (2299, 87916), (2356, 85789), (2836, 71269), (3751, 53884), (4598, 43958), (6479, 31196), (7502, 26942), (7799, 25916), (9196, 21979), (12958, 15598), (13471, 15004)]