18278814

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 37882656

約数和(自身を除く): 19603842

約数列:

[1, 2, 3, 6, 37, 74, 111, 137, 222, 274, 411, 601, 822, 1202, 1803, 3606, 5069, 10138, 15207, 22237, 30414, 44474, 66711, 82337, 133422, 164674, 247011, 494022, 3046469, 6092938, 9139407, 18278814]

約数ペア:

[(1, 18278814), (2, 9139407), (3, 6092938), (6, 3046469), (37, 494022), (74, 247011), (111, 164674), (137, 133422), (222, 82337), (274, 66711), (411, 44474), (601, 30414), (822, 22237), (1202, 15207), (1803, 10138), (3606, 5069)]