19111480

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2861}}^1$

素因数の和:3039

約数の個数: 32

約数和(自身を含む): 43273440

約数和(自身を除く): 24161960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 2861, 3340, 5722, 6680, 11444, 14305, 22888, 28610, 57220, 114440, 477787, 955574, 1911148, 2388935, 3822296, 4777870, 9555740, 19111480]

約数ペア:

[(1, 19111480), (2, 9555740), (4, 4777870), (5, 3822296), (8, 2388935), (10, 1911148), (20, 955574), (40, 477787), (167, 114440), (334, 57220), (668, 28610), (835, 22888), (1336, 14305), (1670, 11444), (2861, 6680), (3340, 5722)]