20215352

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 18560968

約数列:

[1, 2, 4, 8, 101, 127, 197, 202, 254, 394, 404, 508, 788, 808, 1016, 1576, 12827, 19897, 25019, 25654, 39794, 50038, 51308, 79588, 100076, 102616, 159176, 200152, 2526919, 5053838, 10107676, 20215352]

約数ペア:

[(1, 20215352), (2, 10107676), (4, 5053838), (8, 2526919), (101, 200152), (127, 159176), (197, 102616), (202, 100076), (254, 79588), (394, 51308), (404, 50038), (508, 39794), (788, 25654), (808, 25019), (1016, 19897), (1576, 12827)]