2840986818

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{120391}}^1$

素因数の和:120444

約数の個数: 64

約数和(自身を含む): 6934579200

約数和(自身を除く): 4093592382

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 874, 1026, 1242, 1311, 2622, 3933, 7866, 11799, 23598, 120391, 240782, 361173, 722346, 1083519, 2167038, 2287429, 2768993, 3250557, 4574858, 5537986, 6501114, 6862287, 8306979, 13724574, 16613958, 20586861, 24920937, 41173722, 49841874, 52610867, 61760583, 74762811, 105221734, 123521166, 149525622, 157832601, 315665202, 473497803, 946995606, 1420493409, 2840986818]

約数ペア:

[(1, 2840986818), (2, 1420493409), (3, 946995606), (6, 473497803), (9, 315665202), (18, 157832601), (19, 149525622), (23, 123521166), (27, 105221734), (38, 74762811), (46, 61760583), (54, 52610867), (57, 49841874), (69, 41173722), (114, 24920937), (138, 20586861), (171, 16613958), (207, 13724574), (342, 8306979), (414, 6862287), (437, 6501114), (513, 5537986), (621, 4574858), (874, 3250557), (1026, 2768993), (1242, 2287429), (1311, 2167038), (2622, 1083519), (3933, 722346), (7866, 361173), (11799, 240782), (23598, 120391)]