19119596

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 34331136

約数和(自身を除く): 15211540

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 617, 1234, 2468, 7747, 15494, 30988, 37637, 75274, 78359, 150548, 156718, 313436, 4779899, 9559798, 19119596]

約数ペア:

[(1, 19119596), (2, 9559798), (4, 4779899), (61, 313436), (122, 156718), (127, 150548), (244, 78359), (254, 75274), (508, 37637), (617, 30988), (1234, 15494), (2468, 7747)]