19321018

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 31426560

約数和(自身を除く): 12105542

約数列:

[1, 2, 29, 43, 58, 61, 86, 122, 127, 254, 1247, 1769, 2494, 2623, 3538, 3683, 5246, 5461, 7366, 7747, 10922, 15494, 76067, 152134, 158369, 224663, 316738, 333121, 449326, 666242, 9660509, 19321018]

約数ペア:

[(1, 19321018), (2, 9660509), (29, 666242), (43, 449326), (58, 333121), (61, 316738), (86, 224663), (122, 158369), (127, 152134), (254, 76067), (1247, 15494), (1769, 10922), (2494, 7747), (2623, 7366), (3538, 5461), (3683, 5246)]