20549168638

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{45139}}^1$

素因数の和:45384

約数の個数: 32

約数和(自身を含む): 32760806400

約数和(自身を除く): 12211637762

約数列:

[1, 2, 29, 47, 58, 94, 167, 334, 1363, 2726, 4843, 7849, 9686, 15698, 45139, 90278, 227621, 455242, 1309031, 2121533, 2618062, 4243066, 7538213, 15076426, 61524457, 123048914, 218608177, 354296011, 437216354, 708592022, 10274584319, 20549168638]

約数ペア:

[(1, 20549168638), (2, 10274584319), (29, 708592022), (47, 437216354), (58, 354296011), (94, 218608177), (167, 123048914), (334, 61524457), (1363, 15076426), (2726, 7538213), (4843, 4243066), (7849, 2618062), (9686, 2121533), (15698, 1309031), (45139, 455242), (90278, 227621)]