18815314

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5189}}^1$

素因数の和:5242

約数の個数: 24

約数和(自身を含む): 33724620

約数和(自身を除く): 14909306

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5189, 10378, 36323, 72646, 191993, 254261, 383986, 508522, 1343951, 2687902, 9407657, 18815314]

約数ペア:

[(1, 18815314), (2, 9407657), (7, 2687902), (14, 1343951), (37, 508522), (49, 383986), (74, 254261), (98, 191993), (259, 72646), (518, 36323), (1813, 10378), (3626, 5189)]