18043144

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 40550400

約数和(自身を除く): 22507256

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 59, 86, 118, 127, 172, 236, 254, 301, 344, 413, 472, 508, 602, 826, 889, 1016, 1204, 1652, 1778, 2408, 2537, 3304, 3556, 5074, 5461, 7112, 7493, 10148, 10922, 14986, 17759, 20296, 21844, 29972, 35518, 38227, 43688, 52451, 59944, 71036, 76454, 104902, 142072, 152908, 209804, 305816, 322199, 419608, 644398, 1288796, 2255393, 2577592, 4510786, 9021572, 18043144]

約数ペア:

[(1, 18043144), (2, 9021572), (4, 4510786), (7, 2577592), (8, 2255393), (14, 1288796), (28, 644398), (43, 419608), (56, 322199), (59, 305816), (86, 209804), (118, 152908), (127, 142072), (172, 104902), (236, 76454), (254, 71036), (301, 59944), (344, 52451), (413, 43688), (472, 38227), (508, 35518), (602, 29972), (826, 21844), (889, 20296), (1016, 17759), (1204, 14986), (1652, 10922), (1778, 10148), (2408, 7493), (2537, 7112), (3304, 5461), (3556, 5074)]