18170992

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8573

約数の個数: 40

約数和(自身を含む): 42358400

約数和(自身を除く): 24187408

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 8539, 17078, 34156, 59773, 68312, 119546, 136624, 162241, 239092, 324482, 478184, 648964, 956368, 1135687, 1297928, 2271374, 2595856, 4542748, 9085496, 18170992]

約数ペア:

[(1, 18170992), (2, 9085496), (4, 4542748), (7, 2595856), (8, 2271374), (14, 1297928), (16, 1135687), (19, 956368), (28, 648964), (38, 478184), (56, 324482), (76, 239092), (112, 162241), (133, 136624), (152, 119546), (266, 68312), (304, 59773), (532, 34156), (1064, 17078), (2128, 8539)]