18158392

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4567}}^1$

素因数の和:4651

約数の個数: 32

約数和(自身を含む): 39467520

約数和(自身を除く): 21309128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 4567, 9134, 18268, 31969, 36536, 63938, 127876, 255752, 324257, 648514, 1297028, 2269799, 2594056, 4539598, 9079196, 18158392]

約数ペア:

[(1, 18158392), (2, 9079196), (4, 4539598), (7, 2594056), (8, 2269799), (14, 1297028), (28, 648514), (56, 324257), (71, 255752), (142, 127876), (284, 63938), (497, 36536), (568, 31969), (994, 18268), (1988, 9134), (3976, 4567)]