20842612

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43787}}^1$

素因数の和:43815

約数の個数: 24

約数和(自身を含む): 44138304

約数和(自身を除く): 23295692

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43787, 87574, 175148, 306509, 613018, 744379, 1226036, 1488758, 2977516, 5210653, 10421306, 20842612]

約数ペア:

[(1, 20842612), (2, 10421306), (4, 5210653), (7, 2977516), (14, 1488758), (17, 1226036), (28, 744379), (34, 613018), (68, 306509), (119, 175148), (238, 87574), (476, 43787)]