20217817070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1447231}}^1$

素因数の和:1447376

約数の個数: 32

約数和(自身を含む): 40013070336

約数和(自身を除く): 19795253266

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 6985, 13970, 1447231, 2894462, 7236155, 14472310, 15919541, 31839082, 79597705, 159195410, 183798337, 367596674, 918991685, 1837983370, 2021781707, 4043563414, 10108908535, 20217817070]

約数ペア:

[(1, 20217817070), (2, 10108908535), (5, 4043563414), (10, 2021781707), (11, 1837983370), (22, 918991685), (55, 367596674), (110, 183798337), (127, 159195410), (254, 79597705), (635, 31839082), (1270, 15919541), (1397, 14472310), (2794, 7236155), (6985, 2894462), (13970, 1447231)]