18782792

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 43008000

約数和(自身を除く): 24225208

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 127, 133, 139, 152, 254, 266, 278, 508, 532, 556, 889, 973, 1016, 1064, 1112, 1778, 1946, 2413, 2641, 3556, 3892, 4826, 5282, 7112, 7784, 9652, 10564, 16891, 17653, 18487, 19304, 21128, 33782, 35306, 36974, 67564, 70612, 73948, 123571, 135128, 141224, 147896, 247142, 335407, 494284, 670814, 988568, 1341628, 2347849, 2683256, 4695698, 9391396, 18782792]

約数ペア:

[(1, 18782792), (2, 9391396), (4, 4695698), (7, 2683256), (8, 2347849), (14, 1341628), (19, 988568), (28, 670814), (38, 494284), (56, 335407), (76, 247142), (127, 147896), (133, 141224), (139, 135128), (152, 123571), (254, 73948), (266, 70612), (278, 67564), (508, 36974), (532, 35306), (556, 33782), (889, 21128), (973, 19304), (1016, 18487), (1064, 17653), (1112, 16891), (1778, 10564), (1946, 9652), (2413, 7784), (2641, 7112), (3556, 5282), (3892, 4826)]