18793432

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1088

約数の個数: 64

約数和(自身を含む): 44928000

約数和(自身を除く): 26134568

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1039, 1064, 1292, 2078, 2261, 2584, 4156, 4522, 7273, 8312, 9044, 14546, 17663, 18088, 19741, 29092, 35326, 39482, 58184, 70652, 78964, 123641, 138187, 141304, 157928, 247282, 276374, 335597, 494564, 552748, 671194, 989128, 1105496, 1342388, 2349179, 2684776, 4698358, 9396716, 18793432]

約数ペア:

[(1, 18793432), (2, 9396716), (4, 4698358), (7, 2684776), (8, 2349179), (14, 1342388), (17, 1105496), (19, 989128), (28, 671194), (34, 552748), (38, 494564), (56, 335597), (68, 276374), (76, 247282), (119, 157928), (133, 141304), (136, 138187), (152, 123641), (238, 78964), (266, 70652), (323, 58184), (476, 39482), (532, 35326), (646, 29092), (952, 19741), (1039, 18088), (1064, 17663), (1292, 14546), (2078, 9044), (2261, 8312), (2584, 7273), (4156, 4522)]