39918018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 100666368

約数和(自身を除く): 60748350

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 31, 42, 43, 46, 62, 69, 86, 93, 129, 138, 161, 186, 217, 258, 301, 322, 434, 483, 602, 651, 713, 903, 961, 966, 989, 1302, 1333, 1426, 1806, 1922, 1978, 2139, 2666, 2883, 2967, 3999, 4278, 4991, 5766, 5934, 6727, 6923, 7998, 9331, 9982, 13454, 13846, 14973, 18662, 20181, 20769, 22103, 27993, 29946, 30659, 40362, 41323, 41538, 44206, 55986, 61318, 66309, 82646, 91977, 123969, 132618, 154721, 183954, 214613, 247938, 289261, 309442, 429226, 464163, 578522, 643839, 867783, 928326, 950429, 1287678, 1735566, 1900858, 2851287, 5702574, 6653003, 13306006, 19959009, 39918018]

約数ペア:

[(1, 39918018), (2, 19959009), (3, 13306006), (6, 6653003), (7, 5702574), (14, 2851287), (21, 1900858), (23, 1735566), (31, 1287678), (42, 950429), (43, 928326), (46, 867783), (62, 643839), (69, 578522), (86, 464163), (93, 429226), (129, 309442), (138, 289261), (161, 247938), (186, 214613), (217, 183954), (258, 154721), (301, 132618), (322, 123969), (434, 91977), (483, 82646), (602, 66309), (651, 61318), (713, 55986), (903, 44206), (961, 41538), (966, 41323), (989, 40362), (1302, 30659), (1333, 29946), (1426, 27993), (1806, 22103), (1922, 20769), (1978, 20181), (2139, 18662), (2666, 14973), (2883, 13846), (2967, 13454), (3999, 9982), (4278, 9331), (4991, 7998), (5766, 6923), (5934, 6727)]